1 files changed, 59 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/r300/compiler/radeon_dataflow.h b/src/mesa/drivers/dri/r300/compiler/radeon_dataflow.h
new file mode 100644
index 0000000000..5aa4cb64f3
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+++ b/src/mesa/drivers/dri/r300/compiler/radeon_dataflow.h
@@ -0,0 +1,59 @@
+/*
+ * 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.
+ *
+ */
+
+#ifndef RADEON_DATAFLOW_H
+#define RADEON_DATAFLOW_H
+
+#include "radeon_program_constants.h"
+
+struct radeon_compiler;
+struct rc_instruction;
+struct rc_swizzle_caps;
+
+
+/**
+ * Help analyze the register accesses of instructions.
+ */
+/*@{*/
+typedef void (*rc_read_write_fn)(void * userdata, struct rc_instruction * inst,
+			rc_register_file file, unsigned int index, unsigned int chan);
+void rc_for_all_reads(struct rc_instruction * inst, rc_read_write_fn cb, void * userdata);
+void rc_for_all_writes(struct rc_instruction * inst, rc_read_write_fn cb, void * userdata);
+/*@}*/
+
+
+/**
+ * Compiler passes based on dataflow analysis.
+ */
+/*@{*/
+typedef void (*rc_dataflow_mark_outputs_fn)(void * userdata, void * data,
+			void (*mark_fn)(void * data, unsigned int index, unsigned int mask));
+void rc_dataflow_deadcode(struct radeon_compiler * c, rc_dataflow_mark_outputs_fn dce, void * userdata);
+void rc_dataflow_swizzles(struct radeon_compiler * c);
+/*@}*/
+
+#endif /* RADEON_DATAFLOW_H */