From c45f60ae7b8fe118934d17e0fcddda03e14f7256 Mon Sep 17 00:00:00 2001
From: Michael Beck <beck@ipd.info.uni-karlsruhe.de>
Date: Sat, 24 May 2008 16:35:45 +0000
Subject: [PATCH] allocate all op attributes on block instead of a lot of
 malloc calls

[r19749]
---
 ir/be/scripts/generate_new_opcodes.pl | 12 ++++++++----
 1 file changed, 8 insertions(+), 4 deletions(-)

diff --git a/ir/be/scripts/generate_new_opcodes.pl b/ir/be/scripts/generate_new_opcodes.pl
index b691e7992..85e26270e 100755
--- a/ir/be/scripts/generate_new_opcodes.pl
+++ b/ir/be/scripts/generate_new_opcodes.pl
@@ -586,8 +586,7 @@ foreach my $op (keys(%nodes)) {
 	push(@obst_new_irop, $temp);
 	push(@obst_new_irop, "\tset_op_tag(op_$op, $arch\_op_tag);\n");
 	if(defined($default_op_attr_type)) {
-		push(@obst_new_irop, "\tattr = ($default_op_attr_type *) xmalloc(sizeof(attr[0]));\n");
-		push(@obst_new_irop, "\tmemset(attr, 0, sizeof(attr[0]));\n");
+		push(@obst_new_irop, "\tattr = &attrs[iro_$op];\n");
 		if(defined($n{op_attr_init})) {
 			push(@obst_new_irop, "\t".$n{op_attr_init}."\n");
 		}
@@ -717,8 +716,8 @@ void $arch\_create_opcodes(const arch_irn_ops_t *be_ops) {
 	int        i;
 ENDOFMAIN
 
-	if(defined($default_op_attr_type)) {
-		print OUT "\t$default_op_attr_type *attr;\n";
+	if (defined($default_op_attr_type)) {
+		print OUT "\t$default_op_attr_type *attr, *attrs;\n";
 	}
 
 print OUT<<ENDOFMAIN;
@@ -739,6 +738,11 @@ print OUT<<ENDOFMAIN;
 	$arch\_opcode_start = cur_opcode;
 ENDOFMAIN
 
+	if (defined($default_op_attr_type)) {
+		print OUT "\tattrs = xmalloc(sizeof(attr[0]) * iro_$arch\_last);\n";
+		print OUT "\tmemset(attrs, 0, sizeof(attr[0]) * iro_$arch\_last);\n";
+	}
+
 print OUT @obst_new_irop;
 print OUT "\n";
 print OUT "\t$arch\_register_additional_opcodes(cur_opcode);\n" if (defined($additional_opcodes));
-- 
2.20.1