1 /*
2  * Copyright 2010 Jerome Glisse <glisse@freedesktop.org>
3  *
4  * Permission is hereby granted, free of charge, to any person obtaining a
5  * copy of this software and associated documentation files (the "Software"),
6  * to deal in the Software without restriction, including without limitation
7  * on the rights to use, copy, modify, merge, publish, distribute, sub
8  * license, and/or sell copies of the Software, and to permit persons to whom
9  * the Software is furnished to do so, subject to the following conditions:
10  *
11  * The above copyright notice and this permission notice (including the next
12  * paragraph) shall be included in all copies or substantial portions of the
13  * Software.
14  *
15  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17  * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
18  * THE AUTHOR(S) AND/OR THEIR SUPPLIERS BE LIABLE FOR ANY CLAIM,
19  * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
20  * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
21  * USE OR OTHER DEALINGS IN THE SOFTWARE.
22  */
23 #ifndef R600_SHADER_H
24 #define R600_SHADER_H
25 
26 #include "r600_asm.h"
27 
28 struct r600_shader_io {
29 	unsigned		name;
30 	unsigned		gpr;
31 	unsigned		done;
32 	int			sid;
33 	int			spi_sid;
34 	unsigned		interpolate;
35 	boolean                 centroid;
36 	unsigned		lds_pos; /* for evergreen */
37 	unsigned		write_mask;
38 };
39 
40 struct r600_shader {
41 	unsigned		processor_type;
42 	struct r600_bytecode		bc;
43 	unsigned		ninput;
44 	unsigned		noutput;
45 	unsigned		nlds;
46 	struct r600_shader_io	input[32];
47 	struct r600_shader_io	output[32];
48 	boolean			uses_kill;
49 	boolean			fs_write_all;
50 	boolean			vs_prohibit_ucps;
51 	boolean			two_side;
52 	/* Number of color outputs in the TGSI shader,
53 	 * sometimes it could be higher than nr_cbufs (bug?).
54 	 * Also with writes_all property on eg+ it will be set to max CB number */
55 	unsigned		nr_ps_max_color_exports;
56 	/* Real number of ps color exports compiled in the bytecode */
57 	unsigned		nr_ps_color_exports;
58 	/* bit n is set if the shader writes gl_ClipDistance[n] */
59 	unsigned		clip_dist_write;
60 	/* flag is set if the shader writes VS_OUT_MISC_VEC (e.g. for PSIZE) */
61 	boolean			vs_out_misc_write;
62 	boolean			vs_out_point_size;
63 };
64 
65 #endif
66