import Mesa 11.0.6

1 files changed, 130 insertions, 0 deletions

diff --git a/lib/mesa/src/gallium/auxiliary/tgsi/tgsi_scan.h b/lib/mesa/src/gallium/auxiliary/tgsi/tgsi_scan.h
new file mode 100644
index 000000000..b81bdd71f
--- /dev/null
+++ b/lib/mesa/src/gallium/auxiliary/tgsi/tgsi_scan.h
@@ -0,0 +1,130 @@
+/**************************************************************************
+ * 
+ * Copyright 2008 VMware, Inc.
+ * 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, sub license, 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL VMWARE 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 TGSI_SCAN_H
+#define TGSI_SCAN_H
+
+
+#include "pipe/p_compiler.h"
+#include "pipe/p_state.h"
+#include "pipe/p_shader_tokens.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+/**
+ * Shader summary info
+ */
+struct tgsi_shader_info
+{
+   uint num_tokens;
+
+   ubyte num_inputs;
+   ubyte num_outputs;
+   ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS]; /**< TGSI_SEMANTIC_x */
+   ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_interpolate[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_interpolate_loc[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_usage_mask[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_cylindrical_wrap[PIPE_MAX_SHADER_INPUTS];
+   ubyte output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; /**< TGSI_SEMANTIC_x */
+   ubyte output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
+
+   ubyte num_system_values;
+   ubyte system_value_semantic_name[PIPE_MAX_SHADER_INPUTS];
+
+   ubyte processor;
+
+   uint file_mask[TGSI_FILE_COUNT];  /**< bitmask of declared registers */
+   uint file_count[TGSI_FILE_COUNT];  /**< number of declared registers */
+   int file_max[TGSI_FILE_COUNT];  /**< highest index of declared registers */
+   int const_file_max[PIPE_MAX_CONSTANT_BUFFERS];
+
+   ubyte input_array_first[PIPE_MAX_SHADER_INPUTS];
+   ubyte input_array_last[PIPE_MAX_SHADER_INPUTS];
+   ubyte output_array_first[PIPE_MAX_SHADER_OUTPUTS];
+   ubyte output_array_last[PIPE_MAX_SHADER_OUTPUTS];
+   unsigned array_max[TGSI_FILE_COUNT];  /**< highest index array per register file */
+
+   uint immediate_count; /**< number of immediates declared */
+   uint num_instructions;
+
+   uint opcode_count[TGSI_OPCODE_LAST];  /**< opcode histogram */
+
+   boolean reads_position; /**< does fragment shader read position? */
+   boolean reads_z; /**< does fragment shader read depth? */
+   boolean writes_z;  /**< does fragment shader write Z value? */
+   boolean writes_stencil; /**< does fragment shader write stencil value? */
+   boolean writes_edgeflag; /**< vertex shader outputs edgeflag */
+   boolean uses_kill;  /**< KILL or KILL_IF instruction used? */
+   boolean uses_centroid;
+   boolean uses_instanceid;
+   boolean uses_vertexid;
+   boolean uses_vertexid_nobase;
+   boolean uses_basevertex;
+   boolean uses_primid;
+   boolean uses_frontface;
+   boolean uses_invocationid;
+   boolean writes_psize;
+   boolean writes_clipvertex;
+   boolean writes_viewport_index;
+   boolean writes_layer;
+   boolean is_msaa_sampler[PIPE_MAX_SAMPLERS];
+
+   unsigned clipdist_writemask;
+   unsigned culldist_writemask;
+   unsigned num_written_culldistance;
+   unsigned num_written_clipdistance;
+   /**
+    * Bitmask indicating which register files are accessed with
+    * indirect addressing.  The bits are (1 << TGSI_FILE_x), etc.
+    */
+   unsigned indirect_files;
+   /**
+    * Bitmask indicating which register files are read / written with
+    * indirect addressing.  The bits are (1 << TGSI_FILE_x).
+    */
+   unsigned indirect_files_read;
+   unsigned indirect_files_written;
+
+   unsigned properties[TGSI_PROPERTY_COUNT]; /* index with TGSI_PROPERTY_ */
+};
+
+extern void
+tgsi_scan_shader(const struct tgsi_token *tokens,
+                 struct tgsi_shader_info *info);
+
+
+extern boolean
+tgsi_is_passthrough_shader(const struct tgsi_token *tokens);
+
+#ifdef __cplusplus
+} // extern "C"
+#endif
+
+#endif /* TGSI_SCAN_H */