forked from KolibriOS/kolibrios
108 lines
3.7 KiB
C
108 lines
3.7 KiB
C
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/**************************************************************************
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*
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* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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* All Rights Reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the
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* "Software"), to deal in the Software without restriction, including
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* without limitation the rights to use, copy, modify, merge, publish,
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* distribute, sub license, and/or sell copies of the Software, and to
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* permit persons to whom the Software is furnished to do so, subject to
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* the following conditions:
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*
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* The above copyright notice and this permission notice (including the
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* next paragraph) shall be included in all copies or substantial portions
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* of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
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* IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR
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* ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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* TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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* SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*
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**************************************************************************/
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#ifndef TGSI_SCAN_H
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#define TGSI_SCAN_H
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#include "pipe/p_compiler.h"
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#include "pipe/p_state.h"
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#include "pipe/p_shader_tokens.h"
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/**
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* Shader summary info
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*/
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struct tgsi_shader_info
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{
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uint num_tokens;
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ubyte num_inputs;
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ubyte num_outputs;
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ubyte input_semantic_name[PIPE_MAX_SHADER_INPUTS]; /**< TGSI_SEMANTIC_x */
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ubyte input_semantic_index[PIPE_MAX_SHADER_INPUTS];
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ubyte input_interpolate[PIPE_MAX_SHADER_INPUTS];
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ubyte input_centroid[PIPE_MAX_SHADER_INPUTS];
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ubyte input_usage_mask[PIPE_MAX_SHADER_INPUTS];
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ubyte input_cylindrical_wrap[PIPE_MAX_SHADER_INPUTS];
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ubyte output_semantic_name[PIPE_MAX_SHADER_OUTPUTS]; /**< TGSI_SEMANTIC_x */
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ubyte output_semantic_index[PIPE_MAX_SHADER_OUTPUTS];
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ubyte num_system_values;
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ubyte system_value_semantic_name[PIPE_MAX_SHADER_INPUTS];
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ubyte processor;
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uint file_mask[TGSI_FILE_COUNT]; /**< bitmask of declared registers */
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uint file_count[TGSI_FILE_COUNT]; /**< number of declared registers */
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int file_max[TGSI_FILE_COUNT]; /**< highest index of declared registers */
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uint immediate_count; /**< number of immediates declared */
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uint num_instructions;
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uint opcode_count[TGSI_OPCODE_LAST]; /**< opcode histogram */
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boolean reads_position; /**< does fragment shader read position? */
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boolean reads_z; /**< does fragment shader read depth? */
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boolean writes_z; /**< does fragment shader write Z value? */
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boolean writes_stencil; /**< does fragment shader write stencil value? */
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boolean writes_edgeflag; /**< vertex shader outputs edgeflag */
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boolean uses_kill; /**< KIL or KILP instruction used? */
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boolean uses_instanceid;
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boolean uses_vertexid;
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boolean uses_primid;
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boolean origin_lower_left;
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boolean pixel_center_integer;
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boolean color0_writes_all_cbufs;
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boolean writes_viewport_index;
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boolean writes_layer;
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unsigned num_written_culldistance;
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unsigned num_written_clipdistance;
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/**
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* Bitmask indicating which register files are accessed with
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* indirect addressing. The bits are (1 << TGSI_FILE_x), etc.
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*/
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unsigned indirect_files;
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struct {
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unsigned name;
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unsigned data[8];
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} properties[TGSI_PROPERTY_COUNT];
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uint num_properties;
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};
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extern void
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tgsi_scan_shader(const struct tgsi_token *tokens,
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struct tgsi_shader_info *info);
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extern boolean
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tgsi_is_passthrough_shader(const struct tgsi_token *tokens);
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#endif /* TGSI_SCAN_H */
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