1 files changed, 78 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_code.c b/src/mesa/drivers/dri/r300/compiler/radeon_code.c
new file mode 100644
index 0000000000..b94e534d9c
--- /dev/null
+++ b/src/mesa/drivers/dri/r300/compiler/radeon_code.c
@@ -0,0 +1,78 @@
+/*
+ * Copyright (C) 2009 Nicolai Haehnle.
+ *
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "main/mtypes.h"
+#include "shader/prog_instruction.h"
+
+#include "radeon_code.h"
+
+void rc_constants_init(struct rc_constant_list * c)
+{
+	memset(c, 0, sizeof(*c));
+}
+
+/**
+ * Copy a constants structure, assuming that the destination structure
+ * is not initialized.
+ */
+void rc_constants_copy(struct rc_constant_list * dst, struct rc_constant_list * src)
+{
+	dst->Constants = malloc(sizeof(struct rc_constant) * src->Count);
+	memcpy(dst->Constants, src->Constants, sizeof(struct rc_constant) * src->Count);
+	dst->Count = src->Count;
+	dst->_Reserved = src->Count;
+}
+
+void rc_constants_destroy(struct rc_constant_list * c)
+{
+	free(c->Constants);
+	memset(c, 0, sizeof(*c));
+}
+
+unsigned rc_constants_add(struct rc_constant_list * c, struct rc_constant * constant)
+{
+	unsigned index = c->Count;
+
+	if (c->Count >= c->_Reserved) {
+		struct rc_constant * newlist;
+
+		c->_Reserved = c->_Reserved * 2;
+		if (!c->_Reserved)
+			c->_Reserved = 16;
+
+		newlist = malloc(sizeof(struct rc_constant) * c->_Reserved);
+		memcpy(newlist, c->Constants, sizeof(struct rc_constant) * c->Count);
+
+		free(c->Constants);
+		c->Constants = newlist;
+	}
+
+	c->Constants[index] = *constant;
+	c->Count++;
+
+	return index;
+}