1 /**************************************************************************
3 * Copyright 2010 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
7 * copy of this software and associated documentation files (the
8 * "Software"), to deal in the Software without restriction, including
9 * without limitation the rights to use, copy, modify, merge, publish,
10 * distribute, sub license, and/or sell copies of the Software, and to
11 * permit persons to whom the Software is furnished to do so, subject to
12 * the following conditions:
14 * The above copyright notice and this permission notice (including the
15 * next paragraph) shall be included in all copies or substantial portions
18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
21 * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **************************************************************************/
31 #include "draw/draw_private.h"
33 #include "draw/draw_vs.h"
34 #include "draw/draw_gs.h"
36 #include "gallivm/lp_bld_sample.h"
37 #include "gallivm/lp_bld_limits.h"
39 #include "pipe/p_context.h"
40 #include "util/simple_list.h"
44 struct llvm_vertex_shader
;
45 struct llvm_geometry_shader
;
47 struct draw_jit_texture
55 uint32_t row_stride
[PIPE_MAX_TEXTURE_LEVELS
];
56 uint32_t img_stride
[PIPE_MAX_TEXTURE_LEVELS
];
57 uint32_t mip_offsets
[PIPE_MAX_TEXTURE_LEVELS
];
61 struct draw_sampler_static_state
64 * These attributes are effectively interleaved for more sane key handling.
65 * However, there might be lots of null space if the amount of samplers and
66 * textures isn't the same.
68 struct lp_static_sampler_state sampler_state
;
69 struct lp_static_texture_state texture_state
;
73 struct draw_jit_sampler
78 float border_color
[4];
83 DRAW_JIT_TEXTURE_WIDTH
= 0,
84 DRAW_JIT_TEXTURE_HEIGHT
,
85 DRAW_JIT_TEXTURE_DEPTH
,
86 DRAW_JIT_TEXTURE_FIRST_LEVEL
,
87 DRAW_JIT_TEXTURE_LAST_LEVEL
,
88 DRAW_JIT_TEXTURE_BASE
,
89 DRAW_JIT_TEXTURE_ROW_STRIDE
,
90 DRAW_JIT_TEXTURE_IMG_STRIDE
,
91 DRAW_JIT_TEXTURE_MIP_OFFSETS
,
92 DRAW_JIT_TEXTURE_NUM_FIELDS
/* number of fields above */
97 DRAW_JIT_SAMPLER_MIN_LOD
,
98 DRAW_JIT_SAMPLER_MAX_LOD
,
99 DRAW_JIT_SAMPLER_LOD_BIAS
,
100 DRAW_JIT_SAMPLER_BORDER_COLOR
,
101 DRAW_JIT_SAMPLER_NUM_FIELDS
/* number of fields above */
106 DRAW_JIT_VERTEX_VERTEX_ID
= 0,
107 DRAW_JIT_VERTEX_CLIP_POS
,
112 * This structure is passed directly to the generated vertex shader.
114 * It contains the derived state.
116 * Changes here must be reflected in the draw_jit_context_* macros.
117 * Changes to the ordering should be avoided.
119 * Only use types with a clear size and padding here, in particular prefer the
120 * stdint.h types to the basic integer types.
122 struct draw_jit_context
124 const float *vs_constants
[LP_MAX_TGSI_CONST_BUFFERS
];
125 int num_vs_constants
[LP_MAX_TGSI_CONST_BUFFERS
];
126 float (*planes
) [DRAW_TOTAL_CLIP_PLANES
][4];
127 struct pipe_viewport_state
*viewports
;
129 struct draw_jit_texture textures
[PIPE_MAX_SHADER_SAMPLER_VIEWS
];
130 struct draw_jit_sampler samplers
[PIPE_MAX_SAMPLERS
];
134 DRAW_JIT_CTX_CONSTANTS
= 0,
135 DRAW_JIT_CTX_NUM_CONSTANTS
= 1,
136 DRAW_JIT_CTX_PLANES
= 2,
137 DRAW_JIT_CTX_VIEWPORT
= 3,
138 DRAW_JIT_CTX_TEXTURES
= 4,
139 DRAW_JIT_CTX_SAMPLERS
= 5,
140 DRAW_JIT_CTX_NUM_FIELDS
143 #define draw_jit_context_vs_constants(_gallivm, _ptr) \
144 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_CONSTANTS, "vs_constants")
146 #define draw_jit_context_num_vs_constants(_gallivm, _ptr) \
147 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_NUM_CONSTANTS, "num_vs_constants")
149 #define draw_jit_context_planes(_gallivm, _ptr) \
150 lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_CTX_PLANES, "planes")
152 #define draw_jit_context_viewports(_gallivm, _ptr) \
153 lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_CTX_VIEWPORT, "viewports")
155 #define draw_jit_context_textures(_gallivm, _ptr) \
156 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_TEXTURES, "textures")
158 #define draw_jit_context_samplers(_gallivm, _ptr) \
159 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_CTX_SAMPLERS, "samplers")
161 #define draw_jit_header_id(_gallivm, _ptr) \
162 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_VERTEX_VERTEX_ID, "id")
164 #define draw_jit_header_clip_pos(_gallivm, _ptr) \
165 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_VERTEX_CLIP_POS, "clip_pos")
167 #define draw_jit_header_data(_gallivm, _ptr) \
168 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_JIT_VERTEX_DATA, "data")
171 #define draw_jit_vbuffer_stride(_gallivm, _ptr) \
172 lp_build_struct_get(_gallivm, _ptr, 0, "stride")
174 #define draw_jit_vbuffer_offset(_gallivm, _ptr) \
175 lp_build_struct_get(_gallivm, _ptr, 1, "buffer_offset")
178 DRAW_JIT_DVBUFFER_MAP
= 0,
179 DRAW_JIT_DVBUFFER_SIZE
,
180 DRAW_JIT_DVBUFFER_NUM_FIELDS
/* number of fields above */
183 #define draw_jit_dvbuffer_map(_gallivm, _ptr) \
184 lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_DVBUFFER_MAP, "map")
186 #define draw_jit_dvbuffer_size(_gallivm, _ptr) \
187 lp_build_struct_get(_gallivm, _ptr, DRAW_JIT_DVBUFFER_SIZE, "size")
191 * This structure is passed directly to the generated geometry shader.
193 * It contains the derived state.
195 * Changes here must be reflected in the draw_gs_jit_context_* macros.
196 * Changes to the ordering should be avoided.
198 * Only use types with a clear size and padding here, in particular prefer the
199 * stdint.h types to the basic integer types.
201 struct draw_gs_jit_context
203 const float *constants
[LP_MAX_TGSI_CONST_BUFFERS
];
204 int num_constants
[LP_MAX_TGSI_CONST_BUFFERS
];
205 float (*planes
) [DRAW_TOTAL_CLIP_PLANES
][4];
206 struct pipe_viewport_state
*viewports
;
208 /* There two need to be exactly at DRAW_JIT_CTX_TEXTURES and
209 * DRAW_JIT_CTX_SAMPLERS positions in the struct */
210 struct draw_jit_texture textures
[PIPE_MAX_SHADER_SAMPLER_VIEWS
];
211 struct draw_jit_sampler samplers
[PIPE_MAX_SAMPLERS
];
214 int *emitted_vertices
;
219 DRAW_GS_JIT_CTX_CONSTANTS
= 0,
220 DRAW_GS_JIT_CTX_NUM_CONSTANTS
= 1,
221 DRAW_GS_JIT_CTX_PLANES
= 2,
222 DRAW_GS_JIT_CTX_VIEWPORT
= 3,
223 /* Textures and samples are reserved for DRAW_JIT_CTX_TEXTURES
224 * and DRAW_JIT_CTX_SAMPLERS, because they both need
225 * to be at exactly the same locations as they are in the
226 * VS ctx structure for sampling to work. */
227 DRAW_GS_JIT_CTX_TEXTURES
= DRAW_JIT_CTX_TEXTURES
,
228 DRAW_GS_JIT_CTX_SAMPLERS
= DRAW_JIT_CTX_SAMPLERS
,
229 DRAW_GS_JIT_CTX_PRIM_LENGTHS
= 6,
230 DRAW_GS_JIT_CTX_EMITTED_VERTICES
= 7,
231 DRAW_GS_JIT_CTX_EMITTED_PRIMS
= 8,
232 DRAW_GS_JIT_CTX_NUM_FIELDS
= 9
235 #define draw_gs_jit_context_constants(_gallivm, _ptr) \
236 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_GS_JIT_CTX_CONSTANTS, "constants")
238 #define draw_gs_jit_context_num_constants(_gallivm, _ptr) \
239 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_GS_JIT_CTX_NUM_CONSTANTS, "num_constants")
241 #define draw_gs_jit_context_planes(_gallivm, _ptr) \
242 lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_PLANES, "planes")
244 #define draw_gs_jit_context_viewports(_gallivm, _ptr) \
245 lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_VIEWPORT, "viewports")
247 #define draw_gs_jit_context_textures(_gallivm, _ptr) \
248 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_GS_JIT_CTX_TEXTURES, "textures")
250 #define draw_gs_jit_context_samplers(_gallivm, _ptr) \
251 lp_build_struct_get_ptr(_gallivm, _ptr, DRAW_GS_JIT_CTX_SAMPLERS, "samplers")
253 #define draw_gs_jit_prim_lengths(_gallivm, _ptr) \
254 lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_PRIM_LENGTHS, "prim_lengths")
256 #define draw_gs_jit_emitted_vertices(_gallivm, _ptr) \
257 lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_EMITTED_VERTICES, "emitted_vertices")
259 #define draw_gs_jit_emitted_prims(_gallivm, _ptr) \
260 lp_build_struct_get(_gallivm, _ptr, DRAW_GS_JIT_CTX_EMITTED_PRIMS, "emitted_prims")
265 (*draw_jit_vert_func
)(struct draw_jit_context
*context
,
266 struct vertex_header
*io
,
267 const struct draw_vertex_buffer vbuffers
[PIPE_MAX_ATTRIBS
],
271 struct pipe_vertex_buffer
*vertex_buffers
,
272 unsigned instance_id
,
273 unsigned vertex_id_offset
,
274 unsigned start_instance
);
278 (*draw_jit_vert_func_elts
)(struct draw_jit_context
*context
,
279 struct vertex_header
*io
,
280 const struct draw_vertex_buffer vbuffers
[PIPE_MAX_ATTRIBS
],
282 unsigned fetch_max_elt
,
284 struct pipe_vertex_buffer
*vertex_buffers
,
285 unsigned instance_id
,
286 unsigned vertex_id_offset
,
287 unsigned start_instance
,
288 const unsigned *fetch_elts
);
292 (*draw_gs_jit_func
)(struct draw_gs_jit_context
*context
,
293 float inputs
[6][PIPE_MAX_SHADER_INPUTS
][TGSI_NUM_CHANNELS
][TGSI_NUM_CHANNELS
],
294 struct vertex_header
*output
,
296 unsigned instance_id
,
298 unsigned invocation_id
);
300 struct draw_llvm_variant_key
302 unsigned nr_vertex_elements
:8;
303 unsigned nr_samplers
:8;
304 unsigned nr_sampler_views
:8;
305 unsigned clamp_vertex_color
:1;
308 unsigned clip_user
:1;
309 unsigned clip_halfz
:1;
310 unsigned bypass_viewport
:1;
311 unsigned need_edgeflags
:1;
313 unsigned num_outputs
:8;
314 unsigned ucp_enable
:PIPE_MAX_CLIP_PLANES
;
315 /* note padding here - must use memset */
317 /* Variable number of vertex elements:
319 struct pipe_vertex_element vertex_element
[1];
321 /* Followed by variable number of samplers:
323 /* struct draw_sampler_static_state sampler; */
326 struct draw_gs_llvm_variant_key
328 unsigned nr_samplers
:8;
329 unsigned nr_sampler_views
:8;
330 unsigned num_outputs
:8;
331 /* note padding here - must use memset */
333 struct draw_sampler_static_state samplers
[1];
336 #define DRAW_LLVM_MAX_VARIANT_KEY_SIZE \
337 (sizeof(struct draw_llvm_variant_key) + \
338 PIPE_MAX_SHADER_SAMPLER_VIEWS * sizeof(struct draw_sampler_static_state) + \
339 (PIPE_MAX_ATTRIBS-1) * sizeof(struct pipe_vertex_element))
341 #define DRAW_GS_LLVM_MAX_VARIANT_KEY_SIZE \
342 (sizeof(struct draw_gs_llvm_variant_key) + \
343 PIPE_MAX_SHADER_SAMPLER_VIEWS * sizeof(struct draw_sampler_static_state))
347 draw_llvm_variant_key_size(unsigned nr_vertex_elements
,
348 unsigned nr_samplers
)
350 return (sizeof(struct draw_llvm_variant_key
) +
351 nr_samplers
* sizeof(struct draw_sampler_static_state
) +
352 (nr_vertex_elements
- 1) * sizeof(struct pipe_vertex_element
));
357 draw_gs_llvm_variant_key_size(unsigned nr_samplers
)
359 return (sizeof(struct draw_gs_llvm_variant_key
) +
360 (nr_samplers
- 1) * sizeof(struct draw_sampler_static_state
));
364 static inline struct draw_sampler_static_state
*
365 draw_llvm_variant_key_samplers(struct draw_llvm_variant_key
*key
)
367 return (struct draw_sampler_static_state
*)
368 &key
->vertex_element
[key
->nr_vertex_elements
];
372 struct draw_llvm_variant_list_item
374 struct draw_llvm_variant
*base
;
375 struct draw_llvm_variant_list_item
*next
, *prev
;
378 struct draw_gs_llvm_variant_list_item
380 struct draw_gs_llvm_variant
*base
;
381 struct draw_gs_llvm_variant_list_item
*next
, *prev
;
385 struct draw_llvm_variant
387 struct gallivm_state
*gallivm
;
389 /* LLVM JIT builder types */
390 LLVMTypeRef context_ptr_type
;
391 LLVMTypeRef buffer_ptr_type
;
392 LLVMTypeRef vb_ptr_type
;
393 LLVMTypeRef vertex_header_ptr_type
;
395 LLVMValueRef function
;
396 LLVMValueRef function_elts
;
397 draw_jit_vert_func jit_func
;
398 draw_jit_vert_func_elts jit_func_elts
;
400 struct llvm_vertex_shader
*shader
;
402 struct draw_llvm
*llvm
;
403 struct draw_llvm_variant_list_item list_item_global
;
404 struct draw_llvm_variant_list_item list_item_local
;
406 /* key is variable-sized, must be last */
407 struct draw_llvm_variant_key key
;
411 struct draw_gs_llvm_variant
413 struct gallivm_state
*gallivm
;
415 /* LLVM JIT builder types */
416 LLVMTypeRef context_ptr_type
;
417 LLVMTypeRef vertex_header_ptr_type
;
418 LLVMTypeRef input_array_type
;
420 LLVMValueRef context_ptr
;
422 LLVMValueRef num_prims
;
423 LLVMValueRef function
;
424 draw_gs_jit_func jit_func
;
426 struct llvm_geometry_shader
*shader
;
428 struct draw_llvm
*llvm
;
429 struct draw_gs_llvm_variant_list_item list_item_global
;
430 struct draw_gs_llvm_variant_list_item list_item_local
;
432 /* key is variable-sized, must be last */
433 struct draw_gs_llvm_variant_key key
;
436 struct llvm_vertex_shader
{
437 struct draw_vertex_shader base
;
439 unsigned variant_key_size
;
440 struct draw_llvm_variant_list_item variants
;
441 unsigned variants_created
;
442 unsigned variants_cached
;
445 struct llvm_geometry_shader
{
446 struct draw_geometry_shader base
;
448 unsigned variant_key_size
;
449 struct draw_gs_llvm_variant_list_item variants
;
450 unsigned variants_created
;
451 unsigned variants_cached
;
456 struct draw_context
*draw
;
458 LLVMContextRef context
;
459 boolean context_owned
;
461 struct draw_jit_context jit_context
;
462 struct draw_gs_jit_context gs_jit_context
;
464 struct draw_llvm_variant_list_item vs_variants_list
;
467 struct draw_gs_llvm_variant_list_item gs_variants_list
;
472 static inline struct llvm_vertex_shader
*
473 llvm_vertex_shader(struct draw_vertex_shader
*vs
)
475 return (struct llvm_vertex_shader
*)vs
;
478 static inline struct llvm_geometry_shader
*
479 llvm_geometry_shader(struct draw_geometry_shader
*gs
)
481 return (struct llvm_geometry_shader
*)gs
;
488 draw_llvm_create(struct draw_context
*draw
, LLVMContextRef llvm_context
);
491 draw_llvm_destroy(struct draw_llvm
*llvm
);
493 struct draw_llvm_variant
*
494 draw_llvm_create_variant(struct draw_llvm
*llvm
,
495 unsigned num_vertex_header_attribs
,
496 const struct draw_llvm_variant_key
*key
);
499 draw_llvm_destroy_variant(struct draw_llvm_variant
*variant
);
501 struct draw_llvm_variant_key
*
502 draw_llvm_make_variant_key(struct draw_llvm
*llvm
, char *store
);
505 draw_llvm_dump_variant_key(struct draw_llvm_variant_key
*key
);
508 struct draw_gs_llvm_variant
*
509 draw_gs_llvm_create_variant(struct draw_llvm
*llvm
,
510 unsigned num_vertex_header_attribs
,
511 const struct draw_gs_llvm_variant_key
*key
);
514 draw_gs_llvm_destroy_variant(struct draw_gs_llvm_variant
*variant
);
516 struct draw_gs_llvm_variant_key
*
517 draw_gs_llvm_make_variant_key(struct draw_llvm
*llvm
, char *store
);
520 draw_gs_llvm_dump_variant_key(struct draw_gs_llvm_variant_key
*key
);
522 struct lp_build_sampler_soa
*
523 draw_llvm_sampler_soa_create(const struct draw_sampler_static_state
*static_state
);
526 draw_llvm_set_sampler_state(struct draw_context
*draw
, unsigned shader_stage
);
529 draw_llvm_set_mapped_texture(struct draw_context
*draw
,
530 unsigned shader_stage
,
532 uint32_t width
, uint32_t height
, uint32_t depth
,
533 uint32_t first_level
, uint32_t last_level
,
534 const void *base_ptr
,
535 uint32_t row_stride
[PIPE_MAX_TEXTURE_LEVELS
],
536 uint32_t img_stride
[PIPE_MAX_TEXTURE_LEVELS
],
537 uint32_t mip_offsets
[PIPE_MAX_TEXTURE_LEVELS
]);