2 Copyright (C) Intel Corp. 2006. All Rights Reserved.
3 Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
4 develop this 3D driver.
6 Permission is hereby granted, free of charge, to any person obtaining
7 a 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, sublicense, 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
16 portions of the Software.
18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19 EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20 MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
21 IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
22 LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23 OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24 WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
26 **********************************************************************/
29 * Keith Whitwell <keith@tungstengraphics.com>
37 #include "brw_context.h"
41 struct brw_vs_prog_key
{
42 GLuint program_string_id
;
45 struct brw_fs_signature fs_signature
;
48 #define brw_vs_prog_key_size(s) (offsetof(struct brw_vs_prog_key, fs_signature) + \
49 brw_fs_signature_size(&(s)->fs_signature))
52 #define MAX_IF_DEPTH 32
53 #define MAX_LOOP_DEPTH 32
55 struct brw_vs_compile
{
56 struct brw_compile func
;
57 struct brw_vs_prog_key key
;
58 struct brw_vs_prog_data prog_data
;
59 struct brw_chipset chipset
;
61 struct brw_vertex_shader
*vp
;
66 GLfloat immediate
[128][4];
68 GLuint overflow_grf_start
;
69 GLuint overflow_count
;
76 struct brw_reg regs
[TGSI_FILE_COUNT
][128];
81 GLboolean used_in_src
;
85 struct brw_reg userplane
[6];
87 /** we may need up to 3 constants per instruction (if use_const_buffer) */
93 struct brw_instruction
*if_inst
[MAX_IF_DEPTH
];
94 struct brw_instruction
*loop_inst
[MAX_LOOP_DEPTH
];
100 struct brw_indirect stack_index
;
104 void brw_vs_emit( struct brw_vs_compile
*c
);