1 /*
2 Copyright (C) Intel Corp. 2006. All Rights Reserved.
3 Intel funded Tungsten Graphics to
4 develop this 3D driver.
5
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:
13
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.
17
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.
25
26 **********************************************************************/
27 /*
28 * Authors:
29 * Keith Whitwell <[email protected]>
30 */
31
32
33 #include "elk_eu_defines.h"
34 #include "elk_eu.h"
35
36
elk_math_invert(struct elk_codegen * p,struct elk_reg dst,struct elk_reg src)37 void elk_math_invert( struct elk_codegen *p,
38 struct elk_reg dst,
39 struct elk_reg src)
40 {
41 elk_gfx4_math(p,
42 dst,
43 ELK_MATH_FUNCTION_INV,
44 0,
45 src,
46 ELK_MATH_PRECISION_FULL);
47 }
48
49
50
elk_copy4(struct elk_codegen * p,struct elk_reg dst,struct elk_reg src,unsigned count)51 void elk_copy4(struct elk_codegen *p,
52 struct elk_reg dst,
53 struct elk_reg src,
54 unsigned count)
55 {
56 unsigned i;
57
58 dst = vec4(dst);
59 src = vec4(src);
60
61 for (i = 0; i < count; i++)
62 {
63 unsigned delta = i*32;
64 elk_MOV(p, byte_offset(dst, delta), byte_offset(src, delta));
65 elk_MOV(p, byte_offset(dst, delta+16), byte_offset(src, delta+16));
66 }
67 }
68
69
elk_copy8(struct elk_codegen * p,struct elk_reg dst,struct elk_reg src,unsigned count)70 void elk_copy8(struct elk_codegen *p,
71 struct elk_reg dst,
72 struct elk_reg src,
73 unsigned count)
74 {
75 unsigned i;
76
77 dst = vec8(dst);
78 src = vec8(src);
79
80 for (i = 0; i < count; i++)
81 {
82 unsigned delta = i*32;
83 elk_MOV(p, byte_offset(dst, delta), byte_offset(src, delta));
84 }
85 }
86
87
elk_copy_indirect_to_indirect(struct elk_codegen * p,struct elk_indirect dst_ptr,struct elk_indirect src_ptr,unsigned count)88 void elk_copy_indirect_to_indirect(struct elk_codegen *p,
89 struct elk_indirect dst_ptr,
90 struct elk_indirect src_ptr,
91 unsigned count)
92 {
93 unsigned i;
94
95 for (i = 0; i < count; i++)
96 {
97 unsigned delta = i*32;
98 elk_MOV(p, deref_4f(dst_ptr, delta), deref_4f(src_ptr, delta));
99 elk_MOV(p, deref_4f(dst_ptr, delta+16), deref_4f(src_ptr, delta+16));
100 }
101 }
102
103
elk_copy_from_indirect(struct elk_codegen * p,struct elk_reg dst,struct elk_indirect ptr,unsigned count)104 void elk_copy_from_indirect(struct elk_codegen *p,
105 struct elk_reg dst,
106 struct elk_indirect ptr,
107 unsigned count)
108 {
109 unsigned i;
110
111 dst = vec4(dst);
112
113 for (i = 0; i < count; i++)
114 {
115 unsigned delta = i*32;
116 elk_MOV(p, byte_offset(dst, delta), deref_4f(ptr, delta));
117 elk_MOV(p, byte_offset(dst, delta+16), deref_4f(ptr, delta+16));
118 }
119 }
120