1 /**************************************************************************
3 * Copyright 2010 VMware, Inc.
6 * Permission is hereby granted, free of charge, to any person obtaining a
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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 **************************************************************************/
28 #include "util/u_math.h"
29 #include "util/u_memory.h"
30 #include "pipe/p_shader_tokens.h"
32 #include "draw_private.h"
33 #include "draw_context.h"
35 #include "draw_llvm.h"
37 #include "tgsi/tgsi_parse.h"
38 #include "tgsi/tgsi_scan.h"
41 vs_llvm_prepare(struct draw_vertex_shader
*shader
,
42 struct draw_context
*draw
)
44 /*struct llvm_vertex_shader *evs = llvm_vertex_shader(shader);*/
48 vs_llvm_run_linear( struct draw_vertex_shader
*shader
,
49 const float (*input
)[4],
51 const void *constants
[PIPE_MAX_CONSTANT_BUFFERS
],
52 const unsigned constants_size
[PIPE_MAX_CONSTANT_BUFFERS
],
54 unsigned input_stride
,
55 unsigned output_stride
)
57 /* we should never get here since the entire pipeline is
58 * generated in draw_pt_fetch_shade_pipeline_llvm.c */
64 vs_llvm_delete( struct draw_vertex_shader
*dvs
)
66 struct llvm_vertex_shader
*shader
= llvm_vertex_shader(dvs
);
67 struct pipe_fence_handle
*fence
= NULL
;
68 struct draw_llvm_variant_list_item
*li
;
69 struct pipe_context
*pipe
= dvs
->draw
->pipe
;
72 * XXX: This might be not neccessary at all.
74 pipe
->flush(pipe
, 0, &fence
);
76 pipe
->screen
->fence_finish(pipe
->screen
, fence
, 0);
77 pipe
->screen
->fence_reference(pipe
->screen
, &fence
, NULL
);
81 li
= first_elem(&shader
->variants
);
82 while(!at_end(&shader
->variants
, li
)) {
83 struct draw_llvm_variant_list_item
*next
= next_elem(li
);
84 draw_llvm_destroy_variant(li
->base
);
88 assert(shader
->variants_cached
== 0);
89 FREE((void*) dvs
->state
.tokens
);
94 struct draw_vertex_shader
*
95 draw_create_vs_llvm(struct draw_context
*draw
,
96 const struct pipe_shader_state
*state
)
98 struct llvm_vertex_shader
*vs
= CALLOC_STRUCT( llvm_vertex_shader
);
103 /* we make a private copy of the tokens */
104 vs
->base
.state
.tokens
= tgsi_dup_tokens(state
->tokens
);
105 if (!vs
->base
.state
.tokens
) {
110 tgsi_scan_shader(state
->tokens
, &vs
->base
.info
);
112 vs
->base
.draw
= draw
;
113 vs
->base
.prepare
= vs_llvm_prepare
;
114 vs
->base
.run_linear
= vs_llvm_run_linear
;
115 vs
->base
.delete = vs_llvm_delete
;
116 vs
->base
.create_varient
= draw_vs_create_varient_generic
;
118 make_empty_list(&vs
->variants
);