X-Git-Url: https://jxself.org/git/?p=zilutils.git;a=blobdiff_plain;f=zilasm%2Flabels.c;fp=zilasm%2Flabels.c;h=22715f6e337d3f87f0f5b1da4e0ca31acc7a401e;hp=0000000000000000000000000000000000000000;hb=fd453701e368225dd15e9df2e5b1752aebe454e8;hpb=093225c7cb864aaa31567969301eb5f36bd9a5f4

diff --git a/zilasm/labels.c b/zilasm/labels.c
new file mode 100644
index 0000000..22715f6
--- /dev/null
+++ b/zilasm/labels.c
@@ -0,0 +1,43 @@
+/*
+ * labels.c -- part of ZilUtils/ZilAsm
+ *
+ * Copyright (C) 2016 Jason Self <j@jxself.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU Affero General Public License as
+ * published by the Free Software Foundation, either version 3 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU Affero General Public License for more details.
+ *
+ * You should have received a copy of the GNU Affero General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>
+ */
+
+#include <assert.h>
+
+#include "labels.h"
+
+Symtable *Global_labels;
+Symtable  *Local_labels;
+
+const unsigned MAX_GLOBAL_LABELS = 1024;
+const unsigned MAX_LOCAL_LABELS  = 256;
+const unsigned MAX_LABEL_LEN     = 32;
+const unsigned ADDRESS_SIZE      = sizeof(long long);  /* TODO!!! */
+
+void init_local_labels(void)
+{
+	if (Local_labels)
+		symtable_destroy(Local_labels);
+	Local_labels = symtable_create(MAX_LOCAL_LABELS, MAX_LABEL_LEN, ADDRESS_SIZE);
+}
+
+void init_global_labels(void)
+{
+	assert(Global_labels);
+	Global_labels = symtable_create(MAX_GLOBAL_LABELS, MAX_LABEL_LEN, ADDRESS_SIZE);
+}