642 lines
22 KiB
C
642 lines
22 KiB
C
/**************************************************************************
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*
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* Copyright 2008 Tungsten Graphics, Inc., Cedar Park, Texas.
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* Copyright 2009-2010 VMware, Inc.
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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 P_SHADER_TOKENS_H
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#define P_SHADER_TOKENS_H
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#ifdef __cplusplus
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extern "C" {
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#endif
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struct tgsi_header
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{
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unsigned HeaderSize : 8;
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unsigned BodySize : 24;
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};
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#define TGSI_PROCESSOR_FRAGMENT 0
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#define TGSI_PROCESSOR_VERTEX 1
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#define TGSI_PROCESSOR_GEOMETRY 2
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#define TGSI_PROCESSOR_COMPUTE 3
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struct tgsi_processor
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{
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unsigned Processor : 4; /* TGSI_PROCESSOR_ */
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unsigned Padding : 28;
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};
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#define TGSI_TOKEN_TYPE_DECLARATION 0
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#define TGSI_TOKEN_TYPE_IMMEDIATE 1
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#define TGSI_TOKEN_TYPE_INSTRUCTION 2
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#define TGSI_TOKEN_TYPE_PROPERTY 3
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struct tgsi_token
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{
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unsigned Type : 4; /**< TGSI_TOKEN_TYPE_x */
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unsigned NrTokens : 8; /**< UINT */
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unsigned Padding : 20;
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};
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enum tgsi_file_type {
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TGSI_FILE_NULL =0,
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TGSI_FILE_CONSTANT =1,
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TGSI_FILE_INPUT =2,
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TGSI_FILE_OUTPUT =3,
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TGSI_FILE_TEMPORARY =4,
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TGSI_FILE_SAMPLER =5,
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TGSI_FILE_ADDRESS =6,
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TGSI_FILE_IMMEDIATE =7,
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TGSI_FILE_PREDICATE =8,
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TGSI_FILE_SYSTEM_VALUE =9,
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TGSI_FILE_RESOURCE =10,
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TGSI_FILE_SAMPLER_VIEW =11,
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TGSI_FILE_COUNT /**< how many TGSI_FILE_ types */
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};
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#define TGSI_WRITEMASK_NONE 0x00
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#define TGSI_WRITEMASK_X 0x01
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#define TGSI_WRITEMASK_Y 0x02
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#define TGSI_WRITEMASK_XY 0x03
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#define TGSI_WRITEMASK_Z 0x04
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#define TGSI_WRITEMASK_XZ 0x05
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#define TGSI_WRITEMASK_YZ 0x06
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#define TGSI_WRITEMASK_XYZ 0x07
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#define TGSI_WRITEMASK_W 0x08
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#define TGSI_WRITEMASK_XW 0x09
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#define TGSI_WRITEMASK_YW 0x0A
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#define TGSI_WRITEMASK_XYW 0x0B
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#define TGSI_WRITEMASK_ZW 0x0C
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#define TGSI_WRITEMASK_XZW 0x0D
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#define TGSI_WRITEMASK_YZW 0x0E
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#define TGSI_WRITEMASK_XYZW 0x0F
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#define TGSI_INTERPOLATE_CONSTANT 0
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#define TGSI_INTERPOLATE_LINEAR 1
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#define TGSI_INTERPOLATE_PERSPECTIVE 2
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#define TGSI_INTERPOLATE_COLOR 3 /* special color case for smooth/flat */
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#define TGSI_INTERPOLATE_COUNT 4
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#define TGSI_CYLINDRICAL_WRAP_X (1 << 0)
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#define TGSI_CYLINDRICAL_WRAP_Y (1 << 1)
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#define TGSI_CYLINDRICAL_WRAP_Z (1 << 2)
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#define TGSI_CYLINDRICAL_WRAP_W (1 << 3)
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struct tgsi_declaration
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{
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unsigned Type : 4; /**< TGSI_TOKEN_TYPE_DECLARATION */
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unsigned NrTokens : 8; /**< UINT */
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unsigned File : 4; /**< one of TGSI_FILE_x */
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unsigned UsageMask : 4; /**< bitmask of TGSI_WRITEMASK_x flags */
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unsigned Dimension : 1; /**< any extra dimension info? */
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unsigned Semantic : 1; /**< BOOL, any semantic info? */
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unsigned Interpolate : 1; /**< any interpolation info? */
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unsigned Invariant : 1; /**< invariant optimization? */
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unsigned Local : 1; /**< optimize as subroutine local variable? */
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unsigned Array : 1; /**< extra array info? */
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unsigned Padding : 6;
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};
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struct tgsi_declaration_range
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{
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unsigned First : 16; /**< UINT */
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unsigned Last : 16; /**< UINT */
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};
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struct tgsi_declaration_dimension
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{
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unsigned Index2D:16; /**< UINT */
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unsigned Padding:16;
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};
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struct tgsi_declaration_interp
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{
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unsigned Interpolate : 4; /**< one of TGSI_INTERPOLATE_x */
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unsigned Centroid : 1; /**< centroid sampling? */
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unsigned CylindricalWrap:4; /**< TGSI_CYLINDRICAL_WRAP_x flags */
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unsigned Padding : 23;
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};
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#define TGSI_SEMANTIC_POSITION 0
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#define TGSI_SEMANTIC_COLOR 1
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#define TGSI_SEMANTIC_BCOLOR 2 /**< back-face color */
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#define TGSI_SEMANTIC_FOG 3
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#define TGSI_SEMANTIC_PSIZE 4
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#define TGSI_SEMANTIC_GENERIC 5
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#define TGSI_SEMANTIC_NORMAL 6
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#define TGSI_SEMANTIC_FACE 7
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#define TGSI_SEMANTIC_EDGEFLAG 8
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#define TGSI_SEMANTIC_PRIMID 9
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#define TGSI_SEMANTIC_INSTANCEID 10
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#define TGSI_SEMANTIC_VERTEXID 11
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#define TGSI_SEMANTIC_STENCIL 12
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#define TGSI_SEMANTIC_CLIPDIST 13
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#define TGSI_SEMANTIC_CLIPVERTEX 14
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#define TGSI_SEMANTIC_GRID_SIZE 15 /**< grid size in blocks */
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#define TGSI_SEMANTIC_BLOCK_ID 16 /**< id of the current block */
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#define TGSI_SEMANTIC_BLOCK_SIZE 17 /**< block size in threads */
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#define TGSI_SEMANTIC_THREAD_ID 18 /**< block-relative id of the current thread */
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#define TGSI_SEMANTIC_TEXCOORD 19 /**< texture or sprite coordinates */
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#define TGSI_SEMANTIC_PCOORD 20 /**< point sprite coordinate */
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#define TGSI_SEMANTIC_VIEWPORT_INDEX 21 /**< viewport index */
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#define TGSI_SEMANTIC_LAYER 22 /**< layer (rendertarget index) */
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#define TGSI_SEMANTIC_CULLDIST 23
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#define TGSI_SEMANTIC_COUNT 24 /**< number of semantic values */
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struct tgsi_declaration_semantic
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{
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unsigned Name : 8; /**< one of TGSI_SEMANTIC_x */
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unsigned Index : 16; /**< UINT */
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unsigned Padding : 8;
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};
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struct tgsi_declaration_resource {
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unsigned Resource : 8; /**< one of TGSI_TEXTURE_ */
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unsigned Raw : 1;
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unsigned Writable : 1;
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unsigned Padding : 22;
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};
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struct tgsi_declaration_sampler_view {
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unsigned Resource : 8; /**< one of TGSI_TEXTURE_ */
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unsigned ReturnTypeX : 6; /**< one of enum pipe_type */
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unsigned ReturnTypeY : 6; /**< one of enum pipe_type */
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unsigned ReturnTypeZ : 6; /**< one of enum pipe_type */
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unsigned ReturnTypeW : 6; /**< one of enum pipe_type */
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};
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struct tgsi_declaration_array {
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unsigned ArrayID : 10;
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unsigned Padding : 22;
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};
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/*
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* Special resources that don't need to be declared. They map to the
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* GLOBAL/LOCAL/PRIVATE/INPUT compute memory spaces.
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*/
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#define TGSI_RESOURCE_GLOBAL 0x7fff
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#define TGSI_RESOURCE_LOCAL 0x7ffe
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#define TGSI_RESOURCE_PRIVATE 0x7ffd
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#define TGSI_RESOURCE_INPUT 0x7ffc
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#define TGSI_IMM_FLOAT32 0
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#define TGSI_IMM_UINT32 1
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#define TGSI_IMM_INT32 2
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struct tgsi_immediate
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{
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unsigned Type : 4; /**< TGSI_TOKEN_TYPE_IMMEDIATE */
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unsigned NrTokens : 14; /**< UINT */
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unsigned DataType : 4; /**< one of TGSI_IMM_x */
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unsigned Padding : 10;
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};
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union tgsi_immediate_data
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{
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float Float;
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unsigned Uint;
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int Int;
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};
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#define TGSI_PROPERTY_GS_INPUT_PRIM 0
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#define TGSI_PROPERTY_GS_OUTPUT_PRIM 1
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#define TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES 2
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#define TGSI_PROPERTY_FS_COORD_ORIGIN 3
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#define TGSI_PROPERTY_FS_COORD_PIXEL_CENTER 4
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#define TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS 5
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#define TGSI_PROPERTY_FS_DEPTH_LAYOUT 6
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#define TGSI_PROPERTY_VS_PROHIBIT_UCPS 7
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#define TGSI_PROPERTY_COUNT 8
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struct tgsi_property {
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unsigned Type : 4; /**< TGSI_TOKEN_TYPE_PROPERTY */
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unsigned NrTokens : 8; /**< UINT */
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unsigned PropertyName : 8; /**< one of TGSI_PROPERTY */
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unsigned Padding : 12;
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};
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#define TGSI_FS_COORD_ORIGIN_UPPER_LEFT 0
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#define TGSI_FS_COORD_ORIGIN_LOWER_LEFT 1
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#define TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER 0
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#define TGSI_FS_COORD_PIXEL_CENTER_INTEGER 1
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#define TGSI_FS_DEPTH_LAYOUT_NONE 0
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#define TGSI_FS_DEPTH_LAYOUT_ANY 1
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#define TGSI_FS_DEPTH_LAYOUT_GREATER 2
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#define TGSI_FS_DEPTH_LAYOUT_LESS 3
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#define TGSI_FS_DEPTH_LAYOUT_UNCHANGED 4
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struct tgsi_property_data {
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unsigned Data;
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};
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/* TGSI opcodes.
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*
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* For more information on semantics of opcodes and
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* which APIs are known to use which opcodes, see
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* gallium/docs/source/tgsi.rst
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*/
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#define TGSI_OPCODE_ARL 0
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#define TGSI_OPCODE_MOV 1
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#define TGSI_OPCODE_LIT 2
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#define TGSI_OPCODE_RCP 3
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#define TGSI_OPCODE_RSQ 4
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#define TGSI_OPCODE_EXP 5
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#define TGSI_OPCODE_LOG 6
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#define TGSI_OPCODE_MUL 7
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#define TGSI_OPCODE_ADD 8
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#define TGSI_OPCODE_DP3 9
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#define TGSI_OPCODE_DP4 10
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#define TGSI_OPCODE_DST 11
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#define TGSI_OPCODE_MIN 12
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#define TGSI_OPCODE_MAX 13
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#define TGSI_OPCODE_SLT 14
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#define TGSI_OPCODE_SGE 15
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#define TGSI_OPCODE_MAD 16
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#define TGSI_OPCODE_SUB 17
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#define TGSI_OPCODE_LRP 18
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#define TGSI_OPCODE_CND 19
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#define TGSI_OPCODE_SQRT 20
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#define TGSI_OPCODE_DP2A 21
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/* gap */
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#define TGSI_OPCODE_FRC 24
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#define TGSI_OPCODE_CLAMP 25
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#define TGSI_OPCODE_FLR 26
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#define TGSI_OPCODE_ROUND 27
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#define TGSI_OPCODE_EX2 28
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#define TGSI_OPCODE_LG2 29
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#define TGSI_OPCODE_POW 30
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#define TGSI_OPCODE_XPD 31
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/* gap */
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#define TGSI_OPCODE_ABS 33
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#define TGSI_OPCODE_RCC 34
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#define TGSI_OPCODE_DPH 35
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#define TGSI_OPCODE_COS 36
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#define TGSI_OPCODE_DDX 37
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#define TGSI_OPCODE_DDY 38
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#define TGSI_OPCODE_KILP 39 /* predicated kill */
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#define TGSI_OPCODE_PK2H 40
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#define TGSI_OPCODE_PK2US 41
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#define TGSI_OPCODE_PK4B 42
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#define TGSI_OPCODE_PK4UB 43
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#define TGSI_OPCODE_RFL 44
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#define TGSI_OPCODE_SEQ 45
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#define TGSI_OPCODE_SFL 46
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#define TGSI_OPCODE_SGT 47
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#define TGSI_OPCODE_SIN 48
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#define TGSI_OPCODE_SLE 49
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#define TGSI_OPCODE_SNE 50
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#define TGSI_OPCODE_STR 51
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#define TGSI_OPCODE_TEX 52
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#define TGSI_OPCODE_TXD 53
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#define TGSI_OPCODE_TXP 54
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#define TGSI_OPCODE_UP2H 55
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#define TGSI_OPCODE_UP2US 56
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#define TGSI_OPCODE_UP4B 57
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#define TGSI_OPCODE_UP4UB 58
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#define TGSI_OPCODE_X2D 59
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#define TGSI_OPCODE_ARA 60
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#define TGSI_OPCODE_ARR 61
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#define TGSI_OPCODE_BRA 62
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#define TGSI_OPCODE_CAL 63
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#define TGSI_OPCODE_RET 64
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#define TGSI_OPCODE_SSG 65 /* SGN */
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#define TGSI_OPCODE_CMP 66
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#define TGSI_OPCODE_SCS 67
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#define TGSI_OPCODE_TXB 68
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#define TGSI_OPCODE_NRM 69
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#define TGSI_OPCODE_DIV 70
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#define TGSI_OPCODE_DP2 71
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#define TGSI_OPCODE_TXL 72
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#define TGSI_OPCODE_BRK 73
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#define TGSI_OPCODE_IF 74
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#define TGSI_OPCODE_UIF 75
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#define TGSI_OPCODE_ELSE 77
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#define TGSI_OPCODE_ENDIF 78
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/* gap */
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#define TGSI_OPCODE_PUSHA 81
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#define TGSI_OPCODE_POPA 82
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#define TGSI_OPCODE_CEIL 83
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#define TGSI_OPCODE_I2F 84
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#define TGSI_OPCODE_NOT 85
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#define TGSI_OPCODE_TRUNC 86
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#define TGSI_OPCODE_SHL 87
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/* gap */
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#define TGSI_OPCODE_AND 89
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#define TGSI_OPCODE_OR 90
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#define TGSI_OPCODE_MOD 91
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#define TGSI_OPCODE_XOR 92
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#define TGSI_OPCODE_SAD 93
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#define TGSI_OPCODE_TXF 94
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#define TGSI_OPCODE_TXQ 95
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#define TGSI_OPCODE_CONT 96
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#define TGSI_OPCODE_EMIT 97
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#define TGSI_OPCODE_ENDPRIM 98
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#define TGSI_OPCODE_BGNLOOP 99
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#define TGSI_OPCODE_BGNSUB 100
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#define TGSI_OPCODE_ENDLOOP 101
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#define TGSI_OPCODE_ENDSUB 102
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#define TGSI_OPCODE_TXQ_LZ 103 /* TXQ for mipmap level 0 */
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/* gap */
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#define TGSI_OPCODE_NOP 107
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/* gap */
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#define TGSI_OPCODE_NRM4 112
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#define TGSI_OPCODE_CALLNZ 113
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/* gap */
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#define TGSI_OPCODE_BREAKC 115
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#define TGSI_OPCODE_KIL 116 /* conditional kill */
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#define TGSI_OPCODE_END 117 /* aka HALT */
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/* gap */
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#define TGSI_OPCODE_F2I 119
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#define TGSI_OPCODE_IDIV 120
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#define TGSI_OPCODE_IMAX 121
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#define TGSI_OPCODE_IMIN 122
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#define TGSI_OPCODE_INEG 123
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#define TGSI_OPCODE_ISGE 124
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#define TGSI_OPCODE_ISHR 125
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#define TGSI_OPCODE_ISLT 126
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#define TGSI_OPCODE_F2U 127
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#define TGSI_OPCODE_U2F 128
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#define TGSI_OPCODE_UADD 129
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#define TGSI_OPCODE_UDIV 130
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#define TGSI_OPCODE_UMAD 131
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#define TGSI_OPCODE_UMAX 132
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#define TGSI_OPCODE_UMIN 133
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#define TGSI_OPCODE_UMOD 134
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#define TGSI_OPCODE_UMUL 135
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#define TGSI_OPCODE_USEQ 136
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#define TGSI_OPCODE_USGE 137
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#define TGSI_OPCODE_USHR 138
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#define TGSI_OPCODE_USLT 139
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#define TGSI_OPCODE_USNE 140
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#define TGSI_OPCODE_SWITCH 141
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#define TGSI_OPCODE_CASE 142
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#define TGSI_OPCODE_DEFAULT 143
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#define TGSI_OPCODE_ENDSWITCH 144
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/* resource related opcodes */
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#define TGSI_OPCODE_SAMPLE 145
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#define TGSI_OPCODE_SAMPLE_I 146
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#define TGSI_OPCODE_SAMPLE_I_MS 147
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#define TGSI_OPCODE_SAMPLE_B 148
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#define TGSI_OPCODE_SAMPLE_C 149
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#define TGSI_OPCODE_SAMPLE_C_LZ 150
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#define TGSI_OPCODE_SAMPLE_D 151
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#define TGSI_OPCODE_SAMPLE_L 152
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#define TGSI_OPCODE_GATHER4 153
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#define TGSI_OPCODE_SVIEWINFO 154
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#define TGSI_OPCODE_SAMPLE_POS 155
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#define TGSI_OPCODE_SAMPLE_INFO 156
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#define TGSI_OPCODE_UARL 157
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#define TGSI_OPCODE_UCMP 158
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#define TGSI_OPCODE_IABS 159
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#define TGSI_OPCODE_ISSG 160
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#define TGSI_OPCODE_LOAD 161
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#define TGSI_OPCODE_STORE 162
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#define TGSI_OPCODE_MFENCE 163
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#define TGSI_OPCODE_LFENCE 164
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#define TGSI_OPCODE_SFENCE 165
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#define TGSI_OPCODE_BARRIER 166
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#define TGSI_OPCODE_ATOMUADD 167
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#define TGSI_OPCODE_ATOMXCHG 168
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#define TGSI_OPCODE_ATOMCAS 169
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#define TGSI_OPCODE_ATOMAND 170
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#define TGSI_OPCODE_ATOMOR 171
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#define TGSI_OPCODE_ATOMXOR 172
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#define TGSI_OPCODE_ATOMUMIN 173
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#define TGSI_OPCODE_ATOMUMAX 174
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#define TGSI_OPCODE_ATOMIMIN 175
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#define TGSI_OPCODE_ATOMIMAX 176
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/* to be used for shadow cube map compares */
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#define TGSI_OPCODE_TEX2 177
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#define TGSI_OPCODE_TXB2 178
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#define TGSI_OPCODE_TXL2 179
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#define TGSI_OPCODE_LAST 180
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#define TGSI_SAT_NONE 0 /* do not saturate */
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#define TGSI_SAT_ZERO_ONE 1 /* clamp to [0,1] */
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#define TGSI_SAT_MINUS_PLUS_ONE 2 /* clamp to [-1,1] */
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/**
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* Opcode is the operation code to execute. A given operation defines the
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* semantics how the source registers (if any) are interpreted and what is
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* written to the destination registers (if any) as a result of execution.
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*
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* NumDstRegs and NumSrcRegs is the number of destination and source registers,
|
|
* respectively. For a given operation code, those numbers are fixed and are
|
|
* present here only for convenience.
|
|
*
|
|
* If Predicate is TRUE, tgsi_instruction_predicate token immediately follows.
|
|
*
|
|
* Saturate controls how are final results in destination registers modified.
|
|
*/
|
|
|
|
struct tgsi_instruction
|
|
{
|
|
unsigned Type : 4; /* TGSI_TOKEN_TYPE_INSTRUCTION */
|
|
unsigned NrTokens : 8; /* UINT */
|
|
unsigned Opcode : 8; /* TGSI_OPCODE_ */
|
|
unsigned Saturate : 2; /* TGSI_SAT_ */
|
|
unsigned NumDstRegs : 2; /* UINT */
|
|
unsigned NumSrcRegs : 4; /* UINT */
|
|
unsigned Predicate : 1; /* BOOL */
|
|
unsigned Label : 1;
|
|
unsigned Texture : 1;
|
|
unsigned Padding : 1;
|
|
};
|
|
|
|
/*
|
|
* If tgsi_instruction::Label is TRUE, tgsi_instruction_label follows.
|
|
*
|
|
* If tgsi_instruction::Texture is TRUE, tgsi_instruction_texture follows.
|
|
* if texture instruction has a number of offsets,
|
|
* then tgsi_instruction::Texture::NumOffset of tgsi_texture_offset follow.
|
|
*
|
|
* Then, tgsi_instruction::NumDstRegs of tgsi_dst_register follow.
|
|
*
|
|
* Then, tgsi_instruction::NumSrcRegs of tgsi_src_register follow.
|
|
*
|
|
* tgsi_instruction::NrTokens contains the total number of words that make the
|
|
* instruction, including the instruction word.
|
|
*/
|
|
|
|
#define TGSI_SWIZZLE_X 0
|
|
#define TGSI_SWIZZLE_Y 1
|
|
#define TGSI_SWIZZLE_Z 2
|
|
#define TGSI_SWIZZLE_W 3
|
|
|
|
struct tgsi_instruction_label
|
|
{
|
|
unsigned Label : 24; /* UINT */
|
|
unsigned Padding : 8;
|
|
};
|
|
|
|
#define TGSI_TEXTURE_BUFFER 0
|
|
#define TGSI_TEXTURE_1D 1
|
|
#define TGSI_TEXTURE_2D 2
|
|
#define TGSI_TEXTURE_3D 3
|
|
#define TGSI_TEXTURE_CUBE 4
|
|
#define TGSI_TEXTURE_RECT 5
|
|
#define TGSI_TEXTURE_SHADOW1D 6
|
|
#define TGSI_TEXTURE_SHADOW2D 7
|
|
#define TGSI_TEXTURE_SHADOWRECT 8
|
|
#define TGSI_TEXTURE_1D_ARRAY 9
|
|
#define TGSI_TEXTURE_2D_ARRAY 10
|
|
#define TGSI_TEXTURE_SHADOW1D_ARRAY 11
|
|
#define TGSI_TEXTURE_SHADOW2D_ARRAY 12
|
|
#define TGSI_TEXTURE_SHADOWCUBE 13
|
|
#define TGSI_TEXTURE_2D_MSAA 14
|
|
#define TGSI_TEXTURE_2D_ARRAY_MSAA 15
|
|
#define TGSI_TEXTURE_CUBE_ARRAY 16
|
|
#define TGSI_TEXTURE_SHADOWCUBE_ARRAY 17
|
|
#define TGSI_TEXTURE_UNKNOWN 18
|
|
#define TGSI_TEXTURE_COUNT 19
|
|
|
|
struct tgsi_instruction_texture
|
|
{
|
|
unsigned Texture : 8; /* TGSI_TEXTURE_ */
|
|
unsigned NumOffsets : 4;
|
|
unsigned Padding : 20;
|
|
};
|
|
|
|
/* for texture offsets in GLSL and DirectX.
|
|
* Generally these always come from TGSI_FILE_IMMEDIATE,
|
|
* however DX11 appears to have the capability to do
|
|
* non-constant texture offsets.
|
|
*/
|
|
struct tgsi_texture_offset
|
|
{
|
|
int Index : 16;
|
|
unsigned File : 4; /**< one of TGSI_FILE_x */
|
|
unsigned SwizzleX : 2; /* TGSI_SWIZZLE_x */
|
|
unsigned SwizzleY : 2; /* TGSI_SWIZZLE_x */
|
|
unsigned SwizzleZ : 2; /* TGSI_SWIZZLE_x */
|
|
unsigned Padding : 6;
|
|
};
|
|
|
|
/*
|
|
* For SM3, the following constraint applies.
|
|
* - Swizzle is either set to identity or replicate.
|
|
*/
|
|
struct tgsi_instruction_predicate
|
|
{
|
|
int Index : 16; /* SINT */
|
|
unsigned SwizzleX : 2; /* TGSI_SWIZZLE_x */
|
|
unsigned SwizzleY : 2; /* TGSI_SWIZZLE_x */
|
|
unsigned SwizzleZ : 2; /* TGSI_SWIZZLE_x */
|
|
unsigned SwizzleW : 2; /* TGSI_SWIZZLE_x */
|
|
unsigned Negate : 1; /* BOOL */
|
|
unsigned Padding : 7;
|
|
};
|
|
|
|
/**
|
|
* File specifies the register array to access.
|
|
*
|
|
* Index specifies the element number of a register in the register file.
|
|
*
|
|
* If Indirect is TRUE, Index should be offset by the X component of the indirect
|
|
* register that follows. The register can be now fetched into local storage
|
|
* for further processing.
|
|
*
|
|
* If Negate is TRUE, all components of the fetched register are negated.
|
|
*
|
|
* The fetched register components are swizzled according to SwizzleX, SwizzleY,
|
|
* SwizzleZ and SwizzleW.
|
|
*
|
|
*/
|
|
|
|
struct tgsi_src_register
|
|
{
|
|
unsigned File : 4; /* TGSI_FILE_ */
|
|
unsigned Indirect : 1; /* BOOL */
|
|
unsigned Dimension : 1; /* BOOL */
|
|
int Index : 16; /* SINT */
|
|
unsigned SwizzleX : 2; /* TGSI_SWIZZLE_ */
|
|
unsigned SwizzleY : 2; /* TGSI_SWIZZLE_ */
|
|
unsigned SwizzleZ : 2; /* TGSI_SWIZZLE_ */
|
|
unsigned SwizzleW : 2; /* TGSI_SWIZZLE_ */
|
|
unsigned Absolute : 1; /* BOOL */
|
|
unsigned Negate : 1; /* BOOL */
|
|
};
|
|
|
|
/**
|
|
* If tgsi_src_register::Indirect is TRUE, tgsi_ind_register follows.
|
|
*
|
|
* File, Index and Swizzle are handled the same as in tgsi_src_register.
|
|
*
|
|
* If ArrayID is zero the whole register file might be is indirectly addressed,
|
|
* if not only the Declaration with this ArrayID is accessed by this operand.
|
|
*
|
|
*/
|
|
|
|
struct tgsi_ind_register
|
|
{
|
|
unsigned File : 4; /* TGSI_FILE_ */
|
|
int Index : 16; /* SINT */
|
|
unsigned Swizzle : 2; /* TGSI_SWIZZLE_ */
|
|
unsigned ArrayID : 10; /* UINT */
|
|
};
|
|
|
|
/**
|
|
* If tgsi_src_register::Dimension is TRUE, tgsi_dimension follows.
|
|
*/
|
|
|
|
struct tgsi_dimension
|
|
{
|
|
unsigned Indirect : 1; /* BOOL */
|
|
unsigned Dimension : 1; /* BOOL */
|
|
unsigned Padding : 14;
|
|
int Index : 16; /* SINT */
|
|
};
|
|
|
|
struct tgsi_dst_register
|
|
{
|
|
unsigned File : 4; /* TGSI_FILE_ */
|
|
unsigned WriteMask : 4; /* TGSI_WRITEMASK_ */
|
|
unsigned Indirect : 1; /* BOOL */
|
|
unsigned Dimension : 1; /* BOOL */
|
|
int Index : 16; /* SINT */
|
|
unsigned Padding : 6;
|
|
};
|
|
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif /* P_SHADER_TOKENS_H */
|