xref: /aosp_15_r20/external/virglrenderer/src/gallium/include/pipe/p_shader_tokens.h (revision bbecb9d118dfdb95f99bd754f8fa9be01f189df3)
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28 
29 #ifndef P_SHADER_TOKENS_H
30 #define P_SHADER_TOKENS_H
31 
32 #ifdef __cplusplus
33 extern "C" {
34 #endif
35 
36 
37 struct tgsi_header
38 {
39    unsigned HeaderSize : 8;
40    unsigned BodySize   : 24;
41 };
42 
43 enum tgsi_processor_type {
44    TGSI_PROCESSOR_FRAGMENT,
45    TGSI_PROCESSOR_VERTEX,
46    TGSI_PROCESSOR_GEOMETRY,
47    TGSI_PROCESSOR_TESS_CTRL,
48    TGSI_PROCESSOR_TESS_EVAL,
49    TGSI_PROCESSOR_COMPUTE,
50 };
51 
52 struct tgsi_processor
53 {
54    unsigned Processor  : 4;  /* TGSI_PROCESSOR_ */
55    unsigned Padding    : 28;
56 };
57 
58 enum tgsi_token_type {
59    TGSI_TOKEN_TYPE_DECLARATION,
60    TGSI_TOKEN_TYPE_IMMEDIATE,
61    TGSI_TOKEN_TYPE_INSTRUCTION,
62    TGSI_TOKEN_TYPE_PROPERTY,
63 };
64 
65 struct tgsi_token
66 {
67    unsigned Type       : 4;  /**< TGSI_TOKEN_TYPE_x */
68    unsigned NrTokens   : 8;  /**< UINT */
69    unsigned Padding    : 20;
70 };
71 
72 enum tgsi_file_type {
73    TGSI_FILE_NULL                =0,
74    TGSI_FILE_CONSTANT            =1,
75    TGSI_FILE_INPUT               =2,
76    TGSI_FILE_OUTPUT              =3,
77    TGSI_FILE_TEMPORARY           =4,
78    TGSI_FILE_SAMPLER             =5,
79    TGSI_FILE_ADDRESS             =6,
80    TGSI_FILE_IMMEDIATE           =7,
81    TGSI_FILE_PREDICATE           =8,
82    TGSI_FILE_SYSTEM_VALUE        =9,
83    TGSI_FILE_IMAGE               =10,
84    TGSI_FILE_SAMPLER_VIEW        =11,
85    TGSI_FILE_BUFFER,
86    TGSI_FILE_MEMORY,
87    TGSI_FILE_HW_ATOMIC,
88    TGSI_FILE_COUNT      /**< how many TGSI_FILE_ types */
89 };
90 
91 
92 #define TGSI_WRITEMASK_NONE     0x00
93 #define TGSI_WRITEMASK_X        0x01
94 #define TGSI_WRITEMASK_Y        0x02
95 #define TGSI_WRITEMASK_XY       0x03
96 #define TGSI_WRITEMASK_Z        0x04
97 #define TGSI_WRITEMASK_XZ       0x05
98 #define TGSI_WRITEMASK_YZ       0x06
99 #define TGSI_WRITEMASK_XYZ      0x07
100 #define TGSI_WRITEMASK_W        0x08
101 #define TGSI_WRITEMASK_XW       0x09
102 #define TGSI_WRITEMASK_YW       0x0A
103 #define TGSI_WRITEMASK_XYW      0x0B
104 #define TGSI_WRITEMASK_ZW       0x0C
105 #define TGSI_WRITEMASK_XZW      0x0D
106 #define TGSI_WRITEMASK_YZW      0x0E
107 #define TGSI_WRITEMASK_XYZW     0x0F
108 
109 enum tgsi_interpolate_mode {
110    TGSI_INTERPOLATE_CONSTANT,
111    TGSI_INTERPOLATE_LINEAR,
112    TGSI_INTERPOLATE_PERSPECTIVE,
113    TGSI_INTERPOLATE_COLOR,          /* special color case for smooth/flat */
114    TGSI_INTERPOLATE_COUNT,
115 };
116 
117 enum tgsi_interpolate_loc {
118    TGSI_INTERPOLATE_LOC_CENTER,
119    TGSI_INTERPOLATE_LOC_CENTROID,
120    TGSI_INTERPOLATE_LOC_SAMPLE,
121    TGSI_INTERPOLATE_LOC_COUNT,
122 };
123 
124 #define TGSI_CYLINDRICAL_WRAP_X (1 << 0)
125 #define TGSI_CYLINDRICAL_WRAP_Y (1 << 1)
126 #define TGSI_CYLINDRICAL_WRAP_Z (1 << 2)
127 #define TGSI_CYLINDRICAL_WRAP_W (1 << 3)
128 
129 enum tgsi_memory_type {
130    TGSI_MEMORY_TYPE_GLOBAL,         /* OpenCL global              */
131    TGSI_MEMORY_TYPE_SHARED,         /* OpenCL local / GLSL shared */
132    TGSI_MEMORY_TYPE_PRIVATE,        /* OpenCL private             */
133    TGSI_MEMORY_TYPE_INPUT,          /* OpenCL kernel input params */
134    TGSI_MEMORY_TYPE_COUNT,
135 };
136 
137 struct tgsi_declaration
138 {
139    unsigned Type        : 4;  /**< TGSI_TOKEN_TYPE_DECLARATION */
140    unsigned NrTokens    : 8;  /**< UINT */
141    unsigned File        : 4;  /**< one of TGSI_FILE_x */
142    unsigned UsageMask   : 4;  /**< bitmask of TGSI_WRITEMASK_x flags */
143    unsigned Dimension   : 1;  /**< any extra dimension info? */
144    unsigned Semantic    : 1;  /**< BOOL, any semantic info? */
145    unsigned Interpolate : 1;  /**< any interpolation info? */
146    unsigned Invariant   : 1;  /**< invariant optimization? */
147    unsigned Local       : 1;  /**< optimize as subroutine local variable? */
148    unsigned Array       : 1;  /**< extra array info? */
149    unsigned Atomic      : 1;  /**< atomic only? for TGSI_FILE_BUFFER */
150    unsigned MemType     : 2;  /**< TGSI_MEMORY_TYPE_x for TGSI_FILE_MEMORY */
151    unsigned Padding     : 3;
152 };
153 
154 struct tgsi_declaration_range
155 {
156    unsigned First   : 16; /**< UINT */
157    unsigned Last    : 16; /**< UINT */
158 };
159 
160 struct tgsi_declaration_dimension
161 {
162    unsigned Index2D:16; /**< UINT */
163    unsigned Padding:16;
164 };
165 
166 struct tgsi_declaration_interp
167 {
168    unsigned Interpolate : 4;   /**< one of TGSI_INTERPOLATE_x */
169    unsigned Location    : 2;   /**< one of TGSI_INTERPOLATE_LOC_x */
170    unsigned CylindricalWrap:4; /**< TGSI_CYLINDRICAL_WRAP_x flags */
171    unsigned Padding     : 22;
172 };
173 
174 enum tgsi_semantic {
175    TGSI_SEMANTIC_POSITION,
176    TGSI_SEMANTIC_COLOR,
177    TGSI_SEMANTIC_BCOLOR,       /**< back-face color */
178    TGSI_SEMANTIC_FOG,
179    TGSI_SEMANTIC_PSIZE,
180    TGSI_SEMANTIC_GENERIC,
181    TGSI_SEMANTIC_NORMAL,
182    TGSI_SEMANTIC_FACE,
183    TGSI_SEMANTIC_EDGEFLAG,
184    TGSI_SEMANTIC_PRIMID,
185    TGSI_SEMANTIC_INSTANCEID,  /**< doesn't include start_instance */
186    TGSI_SEMANTIC_VERTEXID,
187    TGSI_SEMANTIC_STENCIL,
188    TGSI_SEMANTIC_CLIPDIST,
189    TGSI_SEMANTIC_CLIPVERTEX,
190    TGSI_SEMANTIC_GRID_SIZE,   /**< grid size in blocks */
191    TGSI_SEMANTIC_BLOCK_ID,    /**< id of the current block */
192    TGSI_SEMANTIC_BLOCK_SIZE,  /**< block size in threads */
193    TGSI_SEMANTIC_THREAD_ID,   /**< block-relative id of the current thread */
194    TGSI_SEMANTIC_TEXCOORD,    /**< texture or sprite coordinates */
195    TGSI_SEMANTIC_PCOORD,      /**< point sprite coordinate */
196    TGSI_SEMANTIC_VIEWPORT_INDEX,  /**< viewport index */
197    TGSI_SEMANTIC_LAYER,       /**< layer (rendertarget index) */
198    TGSI_SEMANTIC_CULLDIST,
199    TGSI_SEMANTIC_SAMPLEID,
200    TGSI_SEMANTIC_SAMPLEPOS,
201    TGSI_SEMANTIC_SAMPLEMASK,
202    TGSI_SEMANTIC_INVOCATIONID,
203    TGSI_SEMANTIC_VERTEXID_NOBASE,
204    TGSI_SEMANTIC_BASEVERTEX,
205    TGSI_SEMANTIC_PATCH,       /**< generic per-patch semantic */
206    TGSI_SEMANTIC_TESSCOORD,   /**< coordinate being processed by tess */
207    TGSI_SEMANTIC_TESSOUTER,   /**< outer tessellation levels */
208    TGSI_SEMANTIC_TESSINNER,   /**< inner tessellation levels */
209    TGSI_SEMANTIC_VERTICESIN,  /**< number of input vertices */
210    TGSI_SEMANTIC_HELPER_INVOCATION,  /**< current invocation is helper */
211    TGSI_SEMANTIC_COUNT,       /**< number of semantic values */
212 };
213 
214 struct tgsi_declaration_semantic
215 {
216    unsigned Name           : 8;  /**< one of TGSI_SEMANTIC_x */
217    unsigned Index          : 16; /**< UINT */
218    unsigned StreamX        : 2; /**< vertex stream (for GS output) */
219    unsigned StreamY        : 2;
220    unsigned StreamZ        : 2;
221    unsigned StreamW        : 2;
222 };
223 
224 struct tgsi_declaration_image {
225    unsigned Resource    : 8; /**< one of TGSI_TEXTURE_ */
226    unsigned Raw         : 1;
227    unsigned Writable    : 1;
228    unsigned Format      : 10; /**< one of PIPE_FORMAT_ */
229    unsigned Padding     : 12;
230 };
231 
232 enum tgsi_return_type {
233    TGSI_RETURN_TYPE_UNORM = 0,
234    TGSI_RETURN_TYPE_SNORM,
235    TGSI_RETURN_TYPE_SINT,
236    TGSI_RETURN_TYPE_UINT,
237    TGSI_RETURN_TYPE_FLOAT,
238    TGSI_RETURN_TYPE_COUNT
239 };
240 
241 struct tgsi_declaration_sampler_view {
242    unsigned Resource    : 8; /**< one of TGSI_TEXTURE_ */
243    unsigned ReturnTypeX : 6; /**< one of enum tgsi_return_type */
244    unsigned ReturnTypeY : 6; /**< one of enum tgsi_return_type */
245    unsigned ReturnTypeZ : 6; /**< one of enum tgsi_return_type */
246    unsigned ReturnTypeW : 6; /**< one of enum tgsi_return_type */
247 };
248 
249 struct tgsi_declaration_array {
250    unsigned ArrayID : 10;
251    unsigned Padding : 22;
252 };
253 
254 /*
255  * Special resources that don't need to be declared.  They map to the
256  * GLOBAL/LOCAL/PRIVATE/INPUT compute memory spaces.
257  */
258 #define TGSI_RESOURCE_GLOBAL	0x7fff
259 #define TGSI_RESOURCE_LOCAL	0x7ffe
260 #define TGSI_RESOURCE_PRIVATE	0x7ffd
261 #define TGSI_RESOURCE_INPUT	0x7ffc
262 
263 enum tgsi_imm_type {
264    TGSI_IMM_FLOAT32,
265    TGSI_IMM_UINT32,
266    TGSI_IMM_INT32,
267    TGSI_IMM_FLOAT64,
268    TGSI_IMM_UINT64,
269    TGSI_IMM_INT64,
270 };
271 
272 struct tgsi_immediate
273 {
274    unsigned Type       : 4;  /**< TGSI_TOKEN_TYPE_IMMEDIATE */
275    unsigned NrTokens   : 14; /**< UINT */
276    unsigned DataType   : 4;  /**< one of TGSI_IMM_x */
277    unsigned Padding    : 10;
278 };
279 
280 union tgsi_immediate_data
281 {
282    float Float;
283    unsigned Uint;
284    int Int;
285 };
286 
287 enum tgsi_property_name {
288    TGSI_PROPERTY_GS_INPUT_PRIM,
289    TGSI_PROPERTY_GS_OUTPUT_PRIM,
290    TGSI_PROPERTY_GS_MAX_OUTPUT_VERTICES,
291    TGSI_PROPERTY_FS_COORD_ORIGIN,
292    TGSI_PROPERTY_FS_COORD_PIXEL_CENTER,
293    TGSI_PROPERTY_FS_COLOR0_WRITES_ALL_CBUFS,
294    TGSI_PROPERTY_FS_DEPTH_LAYOUT,
295    TGSI_PROPERTY_VS_PROHIBIT_UCPS,
296    TGSI_PROPERTY_GS_INVOCATIONS,
297    TGSI_PROPERTY_VS_WINDOW_SPACE_POSITION,
298    TGSI_PROPERTY_TCS_VERTICES_OUT,
299    TGSI_PROPERTY_TES_PRIM_MODE,
300    TGSI_PROPERTY_TES_SPACING,
301    TGSI_PROPERTY_TES_VERTEX_ORDER_CW,
302    TGSI_PROPERTY_TES_POINT_MODE,
303    TGSI_PROPERTY_NUM_CLIPDIST_ENABLED,
304    TGSI_PROPERTY_NUM_CULLDIST_ENABLED,
305    TGSI_PROPERTY_FS_EARLY_DEPTH_STENCIL,
306    TGSI_PROPERTY_FS_POST_DEPTH_COVERAGE,
307    TGSI_PROPERTY_NEXT_SHADER,
308    TGSI_PROPERTY_CS_FIXED_BLOCK_WIDTH,
309    TGSI_PROPERTY_CS_FIXED_BLOCK_HEIGHT,
310    TGSI_PROPERTY_CS_FIXED_BLOCK_DEPTH,
311    TGSI_PROPERTY_MUL_ZERO_WINS,
312    TGSI_PROPERTY_VS_BLIT_SGPRS_AMD,
313    TGSI_PROPERTY_CS_USER_DATA_COMPONENTS_AMD,
314    TGSI_PROPERTY_LAYER_VIEWPORT_RELATIVE,
315    TGSI_PROPERTY_FS_BLEND_EQUATION_ADVANCED,
316    TGSI_PROPERTY_SEPARABLE_PROGRAM,
317    TGSI_PROPERTY_COUNT,
318 };
319 
320 struct tgsi_property {
321    unsigned Type         : 4;  /**< TGSI_TOKEN_TYPE_PROPERTY */
322    unsigned NrTokens     : 8;  /**< UINT */
323    unsigned PropertyName : 8;  /**< one of TGSI_PROPERTY */
324    unsigned Padding      : 12;
325 };
326 
327 enum tgsi_fs_coord_origin {
328    TGSI_FS_COORD_ORIGIN_UPPER_LEFT,
329    TGSI_FS_COORD_ORIGIN_LOWER_LEFT,
330 };
331 
332 enum tgsi_fs_coord_pixcenter {
333    TGSI_FS_COORD_PIXEL_CENTER_HALF_INTEGER,
334    TGSI_FS_COORD_PIXEL_CENTER_INTEGER,
335 };
336 
337 enum tgsi_fs_depth_layout {
338    TGSI_FS_DEPTH_LAYOUT_NONE,
339    TGSI_FS_DEPTH_LAYOUT_ANY,
340    TGSI_FS_DEPTH_LAYOUT_GREATER,
341    TGSI_FS_DEPTH_LAYOUT_LESS,
342    TGSI_FS_DEPTH_LAYOUT_UNCHANGED,
343 };
344 
345 struct tgsi_property_data {
346    unsigned Data;
347 };
348 
349 /* TGSI opcodes.
350  *
351  * For more information on semantics of opcodes and
352  * which APIs are known to use which opcodes, see
353  * gallium/docs/source/tgsi.rst
354  */
355 /* VIRGLRENDERER specific - DON'T SYNC WITH MESA
356  * OR REMOVE OPCODES - FILL in and REWRITE tgsi_info
357  * accordingly.
358  */
359 enum tgsi_opcode {
360    TGSI_OPCODE_ARL                = 0,
361    TGSI_OPCODE_MOV                = 1,
362    TGSI_OPCODE_LIT                = 2,
363    TGSI_OPCODE_RCP                = 3,
364    TGSI_OPCODE_RSQ                = 4,
365    TGSI_OPCODE_EXP                = 5,
366    TGSI_OPCODE_LOG                = 6,
367    TGSI_OPCODE_MUL                = 7,
368    TGSI_OPCODE_ADD                = 8,
369    TGSI_OPCODE_DP3                = 9,
370    TGSI_OPCODE_DP4                = 10,
371    TGSI_OPCODE_DST                = 11,
372    TGSI_OPCODE_MIN                = 12,
373    TGSI_OPCODE_MAX                = 13,
374    TGSI_OPCODE_SLT                = 14,
375    TGSI_OPCODE_SGE                = 15,
376    TGSI_OPCODE_MAD                = 16,
377    TGSI_OPCODE_SUB                = 17,
378    TGSI_OPCODE_LRP                = 18,
379    TGSI_OPCODE_FMA                = 19,
380    TGSI_OPCODE_SQRT               = 20,
381                                 /* gap */
382    TGSI_OPCODE_FRC                = 24,
383                                 /* gap */
384    TGSI_OPCODE_FLR                = 26,
385    TGSI_OPCODE_ROUND              = 27,
386    TGSI_OPCODE_EX2                = 28,
387    TGSI_OPCODE_LG2                = 29,
388    TGSI_OPCODE_POW                = 30,
389    TGSI_OPCODE_XPD                = 31,
390                                 /* gap */
391    TGSI_OPCODE_ABS                = 33,
392                                 /* gap */
393    TGSI_OPCODE_DPH                = 35,
394    TGSI_OPCODE_COS                = 36,
395    TGSI_OPCODE_DDX                = 37,
396    TGSI_OPCODE_DDY                = 38,
397    TGSI_OPCODE_KILL               = 39 /* unconditional */,
398    TGSI_OPCODE_PK2H               = 40,
399    TGSI_OPCODE_PK2US              = 41,
400    TGSI_OPCODE_PK4B               = 42,
401    TGSI_OPCODE_PK4UB              = 43,
402                                 /* gap */
403    TGSI_OPCODE_SEQ                = 45,
404                                 /* gap */
405    TGSI_OPCODE_SGT                = 47,
406    TGSI_OPCODE_SIN                = 48,
407    TGSI_OPCODE_SLE                = 49,
408    TGSI_OPCODE_SNE                = 50,
409                                 /* gap */
410    TGSI_OPCODE_TEX                = 52,
411    TGSI_OPCODE_TXD                = 53,
412    TGSI_OPCODE_TXP                = 54,
413    TGSI_OPCODE_UP2H               = 55,
414    TGSI_OPCODE_UP2US              = 56,
415    TGSI_OPCODE_UP4B               = 57,
416    TGSI_OPCODE_UP4UB              = 58,
417                                 /* gap */
418    TGSI_OPCODE_ARR                = 61,
419                                 /* gap */
420    TGSI_OPCODE_CAL                = 63,
421    TGSI_OPCODE_RET                = 64,
422    TGSI_OPCODE_SSG                = 65 /* SGN */,
423    TGSI_OPCODE_CMP                = 66,
424    TGSI_OPCODE_SCS                = 67,
425    TGSI_OPCODE_TXB                = 68,
426    TGSI_OPCODE_FBFETCH            = 69,
427    TGSI_OPCODE_DIV                = 70,
428    TGSI_OPCODE_DP2                = 71,
429    TGSI_OPCODE_TXL                = 72,
430    TGSI_OPCODE_BRK                = 73,
431    TGSI_OPCODE_IF                 = 74,
432    TGSI_OPCODE_UIF                = 75,
433                                 /* gap */
434    TGSI_OPCODE_ELSE               = 77,
435    TGSI_OPCODE_ENDIF              = 78,
436    TGSI_OPCODE_DDX_FINE           = 79,
437    TGSI_OPCODE_DDY_FINE           = 80,
438                                 /* gap */
439    TGSI_OPCODE_CEIL               = 83,
440    TGSI_OPCODE_I2F                = 84,
441    TGSI_OPCODE_NOT                = 85,
442    TGSI_OPCODE_TRUNC              = 86,
443    TGSI_OPCODE_SHL                = 87,
444                                 /* gap */
445    TGSI_OPCODE_AND                = 89,
446    TGSI_OPCODE_OR                 = 90,
447    TGSI_OPCODE_MOD                = 91,
448    TGSI_OPCODE_XOR                = 92,
449                                 /* gap */
450    TGSI_OPCODE_TXF                = 94,
451    TGSI_OPCODE_TXQ                = 95,
452    TGSI_OPCODE_CONT               = 96,
453    TGSI_OPCODE_EMIT               = 97,
454    TGSI_OPCODE_ENDPRIM            = 98,
455    TGSI_OPCODE_BGNLOOP            = 99,
456    TGSI_OPCODE_BGNSUB             = 100,
457    TGSI_OPCODE_ENDLOOP            = 101,
458    TGSI_OPCODE_ENDSUB             = 102,
459                                 /* gap */
460    TGSI_OPCODE_TXQS               = 104,
461    TGSI_OPCODE_RESQ               = 105,
462                                 /* gap */
463    TGSI_OPCODE_NOP                = 107,
464 
465    TGSI_OPCODE_FSEQ               = 108,
466    TGSI_OPCODE_FSGE               = 109,
467    TGSI_OPCODE_FSLT               = 110,
468    TGSI_OPCODE_FSNE               = 111,
469 
470    TGSI_OPCODE_MEMBAR             = 112,
471                                 /* gap */
472    TGSI_OPCODE_KILL_IF            = 116  /* conditional kill */,
473    TGSI_OPCODE_END                = 117  /* aka HALT */,
474    TGSI_OPCODE_DFMA               = 118,
475    TGSI_OPCODE_F2I                = 119,
476    TGSI_OPCODE_IDIV               = 120,
477    TGSI_OPCODE_IMAX               = 121,
478    TGSI_OPCODE_IMIN               = 122,
479    TGSI_OPCODE_INEG               = 123,
480    TGSI_OPCODE_ISGE               = 124,
481    TGSI_OPCODE_ISHR               = 125,
482    TGSI_OPCODE_ISLT               = 126,
483    TGSI_OPCODE_F2U                = 127,
484    TGSI_OPCODE_U2F                = 128,
485    TGSI_OPCODE_UADD               = 129,
486    TGSI_OPCODE_UDIV               = 130,
487    TGSI_OPCODE_UMAD               = 131,
488    TGSI_OPCODE_UMAX               = 132,
489    TGSI_OPCODE_UMIN               = 133,
490    TGSI_OPCODE_UMOD               = 134,
491    TGSI_OPCODE_UMUL               = 135,
492    TGSI_OPCODE_USEQ               = 136,
493    TGSI_OPCODE_USGE               = 137,
494    TGSI_OPCODE_USHR               = 138,
495    TGSI_OPCODE_USLT               = 139,
496    TGSI_OPCODE_USNE               = 140,
497    TGSI_OPCODE_SWITCH             = 141,
498    TGSI_OPCODE_CASE               = 142,
499    TGSI_OPCODE_DEFAULT            = 143,
500    TGSI_OPCODE_ENDSWITCH          = 144,
501 
502 /* resource related opcodes */
503    TGSI_OPCODE_SAMPLE             = 145,
504    TGSI_OPCODE_SAMPLE_I           = 146,
505    TGSI_OPCODE_SAMPLE_I_MS        = 147,
506    TGSI_OPCODE_SAMPLE_B           = 148,
507    TGSI_OPCODE_SAMPLE_C           = 149,
508    TGSI_OPCODE_SAMPLE_C_LZ        = 150,
509    TGSI_OPCODE_SAMPLE_D           = 151,
510    TGSI_OPCODE_SAMPLE_L           = 152,
511    TGSI_OPCODE_GATHER4            = 153,
512    TGSI_OPCODE_SVIEWINFO          = 154,
513    TGSI_OPCODE_SAMPLE_POS         = 155,
514    TGSI_OPCODE_SAMPLE_INFO        = 156,
515 
516    TGSI_OPCODE_UARL               = 157,
517    TGSI_OPCODE_UCMP               = 158,
518    TGSI_OPCODE_IABS               = 159,
519    TGSI_OPCODE_ISSG               = 160,
520 
521    TGSI_OPCODE_LOAD               = 161,
522    TGSI_OPCODE_STORE              = 162,
523                                 /* gap */
524    TGSI_OPCODE_BARRIER            = 166,
525 
526    TGSI_OPCODE_ATOMUADD           = 167,
527    TGSI_OPCODE_ATOMXCHG           = 168,
528    TGSI_OPCODE_ATOMCAS            = 169,
529    TGSI_OPCODE_ATOMAND            = 170,
530    TGSI_OPCODE_ATOMOR             = 171,
531    TGSI_OPCODE_ATOMXOR            = 172,
532    TGSI_OPCODE_ATOMUMIN           = 173,
533    TGSI_OPCODE_ATOMUMAX           = 174,
534    TGSI_OPCODE_ATOMIMIN           = 175,
535    TGSI_OPCODE_ATOMIMAX           = 176,
536 
537 /* to be used for shadow cube map compares */
538    TGSI_OPCODE_TEX2               = 177,
539    TGSI_OPCODE_TXB2               = 178,
540    TGSI_OPCODE_TXL2               = 179,
541 
542    TGSI_OPCODE_IMUL_HI            = 180,
543    TGSI_OPCODE_UMUL_HI            = 181,
544 
545    TGSI_OPCODE_TG4                = 182,
546 
547    TGSI_OPCODE_LODQ               = 183,
548 
549    TGSI_OPCODE_IBFE               = 184,
550    TGSI_OPCODE_UBFE               = 185,
551    TGSI_OPCODE_BFI                = 186,
552    TGSI_OPCODE_BREV               = 187,
553    TGSI_OPCODE_POPC               = 188,
554    TGSI_OPCODE_LSB                = 189,
555    TGSI_OPCODE_IMSB               = 190,
556    TGSI_OPCODE_UMSB               = 191,
557 
558    TGSI_OPCODE_INTERP_CENTROID    = 192,
559    TGSI_OPCODE_INTERP_SAMPLE      = 193,
560    TGSI_OPCODE_INTERP_OFFSET      = 194,
561 
562 /* sm5 marked opcodes are supported in D3D11 optionally - also DMOV, DMOVC */
563    TGSI_OPCODE_F2D                = 195 /* SM5 */,
564    TGSI_OPCODE_D2F                = 196,
565    TGSI_OPCODE_DABS               = 197,
566    TGSI_OPCODE_DNEG               = 198 /* SM5 */,
567    TGSI_OPCODE_DADD               = 199 /* SM5 */,
568    TGSI_OPCODE_DMUL               = 200 /* SM5 */,
569    TGSI_OPCODE_DMAX               = 201 /* SM5 */,
570    TGSI_OPCODE_DMIN               = 202 /* SM5 */,
571    TGSI_OPCODE_DSLT               = 203 /* SM5 */,
572    TGSI_OPCODE_DSGE               = 204 /* SM5 */,
573    TGSI_OPCODE_DSEQ               = 205 /* SM5 */,
574    TGSI_OPCODE_DSNE               = 206 /* SM5 */,
575    TGSI_OPCODE_DRCP               = 207 /* eg, cayman */,
576    TGSI_OPCODE_DSQRT              = 208 /* eg, cayman also has DRSQ */,
577    TGSI_OPCODE_DMAD               = 209,
578    TGSI_OPCODE_DFRAC              = 210 /* eg, cayman */,
579    TGSI_OPCODE_DLDEXP             = 211 /* eg, cayman */,
580    TGSI_OPCODE_DFRACEXP           = 212 /* eg, cayman */,
581    TGSI_OPCODE_D2I                = 213,
582    TGSI_OPCODE_I2D                = 214,
583    TGSI_OPCODE_D2U                = 215,
584    TGSI_OPCODE_U2D                = 216,
585    TGSI_OPCODE_DRSQ               = 217 /* eg, cayman also has DRSQ */,
586    TGSI_OPCODE_DTRUNC             = 218 /* nvc0 */,
587    TGSI_OPCODE_DCEIL              = 219 /* nvc0 */,
588    TGSI_OPCODE_DFLR               = 220 /* nvc0 */,
589    TGSI_OPCODE_DROUND             = 221 /* nvc0 */,
590    TGSI_OPCODE_DSSG               = 222,
591    TGSI_OPCODE_DDIV               = 223,
592    TGSI_OPCODE_CLOCK              = 224,
593 
594 /* opcodes for ARB_gpu_shader_int64 */
595    TGSI_OPCODE_I64ABS             = 225,
596    TGSI_OPCODE_I64NEG             = 226,
597    TGSI_OPCODE_I64SSG             = 227,
598    TGSI_OPCODE_I64SLT             = 228,
599    TGSI_OPCODE_I64SGE             = 229,
600    TGSI_OPCODE_I64MIN             = 230,
601    TGSI_OPCODE_I64MAX             = 231,
602    TGSI_OPCODE_I64SHR             = 232,
603    TGSI_OPCODE_I64DIV             = 233,
604    TGSI_OPCODE_I64MOD             = 234,
605    TGSI_OPCODE_F2I64              = 235,
606    TGSI_OPCODE_U2I64              = 236,
607    TGSI_OPCODE_I2I64              = 237,
608    TGSI_OPCODE_D2I64              = 238,
609    TGSI_OPCODE_I642F              = 239,
610    TGSI_OPCODE_I642D              = 240,
611 
612    TGSI_OPCODE_U64ADD             = 241,
613    TGSI_OPCODE_U64MUL             = 242,
614    TGSI_OPCODE_U64SEQ             = 243,
615    TGSI_OPCODE_U64SNE             = 244,
616    TGSI_OPCODE_U64SLT             = 245,
617    TGSI_OPCODE_U64SGE             = 246,
618    TGSI_OPCODE_U64MIN             = 247,
619    TGSI_OPCODE_U64MAX             = 248,
620    TGSI_OPCODE_U64SHL             = 249,
621    TGSI_OPCODE_U64SHR             = 250,
622    TGSI_OPCODE_U64DIV             = 251,
623    TGSI_OPCODE_U64MOD             = 252,
624    TGSI_OPCODE_F2U64              = 253,
625    TGSI_OPCODE_D2U64              = 254,
626    TGSI_OPCODE_U642F              = 255,
627    TGSI_OPCODE_U642D              = 256,
628 
629    TGSI_OPCODE_LAST               = 257,
630 };
631 
632 /**
633  * Opcode is the operation code to execute. A given operation defines the
634  * semantics how the source registers (if any) are interpreted and what is
635  * written to the destination registers (if any) as a result of execution.
636  *
637  * NumDstRegs and NumSrcRegs is the number of destination and source registers,
638  * respectively. For a given operation code, those numbers are fixed and are
639  * present here only for convenience.
640  *
641  * Saturate controls how are final results in destination registers modified.
642  */
643 
644 /*
645  * VIRGLRENDERER specific -
646  * we no long keep this in sync with mesa, we had to increase the NrTokens
647  * as mesa can remove old opcodes, but the renderer cannot.
648  */
649 struct tgsi_instruction
650 {
651    unsigned Type       : 4;  /* TGSI_TOKEN_TYPE_INSTRUCTION */
652    unsigned NrTokens   : 9;  /* UINT */
653    unsigned Opcode     : 8;  /* TGSI_OPCODE_ */
654    unsigned Saturate   : 1;  /* BOOL */
655    unsigned NumDstRegs : 2;  /* UINT */
656    unsigned NumSrcRegs : 4;  /* UINT */
657    unsigned Label      : 1;
658    unsigned Texture    : 1;
659    unsigned Memory     : 1;
660    unsigned Precise    : 1;
661 };
662 
663 /*
664  * If tgsi_instruction::Label is TRUE, tgsi_instruction_label follows.
665  *
666  * If tgsi_instruction::Texture is TRUE, tgsi_instruction_texture follows.
667  *   if texture instruction has a number of offsets,
668  *   then tgsi_instruction::Texture::NumOffset of tgsi_texture_offset follow.
669  *
670  * Then, tgsi_instruction::NumDstRegs of tgsi_dst_register follow.
671  *
672  * Then, tgsi_instruction::NumSrcRegs of tgsi_src_register follow.
673  *
674  * tgsi_instruction::NrTokens contains the total number of words that make the
675  * instruction, including the instruction word.
676  */
677 
678 enum tgsi_swizzle {
679    TGSI_SWIZZLE_X,
680    TGSI_SWIZZLE_Y,
681    TGSI_SWIZZLE_Z,
682    TGSI_SWIZZLE_W,
683 };
684 
685 struct tgsi_instruction_label
686 {
687    unsigned Label    : 24;   /* UINT */
688    unsigned Padding  : 8;
689 };
690 
691 enum tgsi_texture_type {
692    TGSI_TEXTURE_BUFFER,
693    TGSI_TEXTURE_1D,
694    TGSI_TEXTURE_2D,
695    TGSI_TEXTURE_3D,
696    TGSI_TEXTURE_CUBE,
697    TGSI_TEXTURE_RECT,
698    TGSI_TEXTURE_SHADOW1D,
699    TGSI_TEXTURE_SHADOW2D,
700    TGSI_TEXTURE_SHADOWRECT,
701    TGSI_TEXTURE_1D_ARRAY,
702    TGSI_TEXTURE_2D_ARRAY,
703    TGSI_TEXTURE_SHADOW1D_ARRAY,
704    TGSI_TEXTURE_SHADOW2D_ARRAY,
705    TGSI_TEXTURE_SHADOWCUBE,
706    TGSI_TEXTURE_2D_MSAA,
707    TGSI_TEXTURE_2D_ARRAY_MSAA,
708    TGSI_TEXTURE_CUBE_ARRAY,
709    TGSI_TEXTURE_SHADOWCUBE_ARRAY,
710    TGSI_TEXTURE_UNKNOWN,
711    TGSI_TEXTURE_COUNT,
712 };
713 
714 struct tgsi_instruction_texture
715 {
716    unsigned Texture  : 8;    /* TGSI_TEXTURE_ */
717    unsigned NumOffsets : 4;
718    unsigned Padding : 20;
719 };
720 
721 /* for texture offsets in GLSL and DirectX.
722  * Generally these always come from TGSI_FILE_IMMEDIATE,
723  * however DX11 appears to have the capability to do
724  * non-constant texture offsets.
725  */
726 struct tgsi_texture_offset
727 {
728    int      Index    : 16;
729    unsigned File     : 4;  /**< one of TGSI_FILE_x */
730    unsigned SwizzleX : 2;  /* TGSI_SWIZZLE_x */
731    unsigned SwizzleY : 2;  /* TGSI_SWIZZLE_x */
732    unsigned SwizzleZ : 2;  /* TGSI_SWIZZLE_x */
733    unsigned Padding  : 6;
734 };
735 
736 /**
737  * File specifies the register array to access.
738  *
739  * Index specifies the element number of a register in the register file.
740  *
741  * If Indirect is TRUE, Index should be offset by the X component of the indirect
742  * register that follows. The register can be now fetched into local storage
743  * for further processing.
744  *
745  * If Negate is TRUE, all components of the fetched register are negated.
746  *
747  * The fetched register components are swizzled according to SwizzleX, SwizzleY,
748  * SwizzleZ and SwizzleW.
749  *
750  */
751 
752 struct tgsi_src_register
753 {
754    unsigned File        : 4;  /* TGSI_FILE_ */
755    unsigned Indirect    : 1;  /* BOOL */
756    unsigned Dimension   : 1;  /* BOOL */
757    int      Index       : 16; /* SINT */
758    unsigned SwizzleX    : 2;  /* TGSI_SWIZZLE_ */
759    unsigned SwizzleY    : 2;  /* TGSI_SWIZZLE_ */
760    unsigned SwizzleZ    : 2;  /* TGSI_SWIZZLE_ */
761    unsigned SwizzleW    : 2;  /* TGSI_SWIZZLE_ */
762    unsigned Absolute    : 1;    /* BOOL */
763    unsigned Negate      : 1;    /* BOOL */
764 };
765 
766 /**
767  * If tgsi_src_register::Indirect is TRUE, tgsi_ind_register follows.
768  *
769  * File, Index and Swizzle are handled the same as in tgsi_src_register.
770  *
771  * If ArrayID is zero the whole register file might be indirectly addressed,
772  * if not only the Declaration with this ArrayID is accessed by this operand.
773  *
774  */
775 
776 struct tgsi_ind_register
777 {
778    unsigned File    : 4;  /* TGSI_FILE_ */
779    int      Index   : 16; /* SINT */
780    unsigned Swizzle : 2;  /* TGSI_SWIZZLE_ */
781    unsigned ArrayID : 10; /* UINT */
782 };
783 
784 /**
785  * If tgsi_src_register::Dimension is TRUE, tgsi_dimension follows.
786  */
787 
788 struct tgsi_dimension
789 {
790    unsigned Indirect    : 1;  /* BOOL */
791    unsigned Dimension   : 1;  /* BOOL */
792    unsigned Padding     : 14;
793    int      Index       : 16; /* SINT */
794 };
795 
796 struct tgsi_dst_register
797 {
798    unsigned File        : 4;  /* TGSI_FILE_ */
799    unsigned WriteMask   : 4;  /* TGSI_WRITEMASK_ */
800    unsigned Indirect    : 1;  /* BOOL */
801    unsigned Dimension   : 1;  /* BOOL */
802    int      Index       : 16; /* SINT */
803    unsigned Padding     : 6;
804 };
805 
806 #define TGSI_MEMORY_COHERENT (1 << 0)
807 #define TGSI_MEMORY_RESTRICT (1 << 1)
808 #define TGSI_MEMORY_VOLATILE (1 << 2)
809 
810 /**
811  * Specifies the type of memory access to do for the LOAD/STORE instruction.
812  */
813 struct tgsi_instruction_memory
814 {
815    unsigned Qualifier : 3;  /* TGSI_MEMORY_ */
816    unsigned Texture   : 8;  /* only for images: TGSI_TEXTURE_ */
817    unsigned Format    : 10; /* only for images: PIPE_FORMAT_ */
818    unsigned Padding   : 11;
819 };
820 
821 #define TGSI_MEMBAR_SHADER_BUFFER (1 << 0)
822 #define TGSI_MEMBAR_ATOMIC_BUFFER (1 << 1)
823 #define TGSI_MEMBAR_SHADER_IMAGE  (1 << 2)
824 #define TGSI_MEMBAR_SHARED        (1 << 3)
825 #define TGSI_MEMBAR_THREAD_GROUP  (1 << 4)
826 
827 #ifdef __cplusplus
828 }
829 #endif
830 
831 #endif /* P_SHADER_TOKENS_H */
832