Damien Lespiau | 45d87d7 | 2013-02-01 13:29:48 +0000 | [diff] [blame^] | 1 | /* |
| 2 | Copyright (C) Intel Corp. 2006. All Rights Reserved. |
| 3 | Intel funded Tungsten Graphics (http://www.tungstengraphics.com) 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 <keith@tungstengraphics.com> |
| 30 | */ |
| 31 | |
| 32 | |
| 33 | #include "brw_context.h" |
| 34 | #include "brw_defines.h" |
| 35 | #include "brw_eu.h" |
| 36 | |
| 37 | |
| 38 | void brw_math_invert( struct brw_compile *p, |
| 39 | struct brw_reg dst, |
| 40 | struct brw_reg src) |
| 41 | { |
| 42 | brw_math( p, |
| 43 | dst, |
| 44 | BRW_MATH_FUNCTION_INV, |
| 45 | 0, |
| 46 | src, |
| 47 | BRW_MATH_PRECISION_FULL, |
| 48 | BRW_MATH_DATA_VECTOR ); |
| 49 | } |
| 50 | |
| 51 | |
| 52 | |
| 53 | void brw_copy4(struct brw_compile *p, |
| 54 | struct brw_reg dst, |
| 55 | struct brw_reg src, |
| 56 | GLuint count) |
| 57 | { |
| 58 | GLuint i; |
| 59 | |
| 60 | dst = vec4(dst); |
| 61 | src = vec4(src); |
| 62 | |
| 63 | for (i = 0; i < count; i++) |
| 64 | { |
| 65 | GLuint delta = i*32; |
| 66 | brw_MOV(p, byte_offset(dst, delta), byte_offset(src, delta)); |
| 67 | brw_MOV(p, byte_offset(dst, delta+16), byte_offset(src, delta+16)); |
| 68 | } |
| 69 | } |
| 70 | |
| 71 | |
| 72 | void brw_copy8(struct brw_compile *p, |
| 73 | struct brw_reg dst, |
| 74 | struct brw_reg src, |
| 75 | GLuint count) |
| 76 | { |
| 77 | GLuint i; |
| 78 | |
| 79 | dst = vec8(dst); |
| 80 | src = vec8(src); |
| 81 | |
| 82 | for (i = 0; i < count; i++) |
| 83 | { |
| 84 | GLuint delta = i*32; |
| 85 | brw_MOV(p, byte_offset(dst, delta), byte_offset(src, delta)); |
| 86 | } |
| 87 | } |
| 88 | |
| 89 | |
| 90 | void brw_copy_indirect_to_indirect(struct brw_compile *p, |
| 91 | struct brw_indirect dst_ptr, |
| 92 | struct brw_indirect src_ptr, |
| 93 | GLuint count) |
| 94 | { |
| 95 | GLuint i; |
| 96 | |
| 97 | for (i = 0; i < count; i++) |
| 98 | { |
| 99 | GLuint delta = i*32; |
| 100 | brw_MOV(p, deref_4f(dst_ptr, delta), deref_4f(src_ptr, delta)); |
| 101 | brw_MOV(p, deref_4f(dst_ptr, delta+16), deref_4f(src_ptr, delta+16)); |
| 102 | } |
| 103 | } |
| 104 | |
| 105 | |
| 106 | void brw_copy_from_indirect(struct brw_compile *p, |
| 107 | struct brw_reg dst, |
| 108 | struct brw_indirect ptr, |
| 109 | GLuint count) |
| 110 | { |
| 111 | GLuint i; |
| 112 | |
| 113 | dst = vec4(dst); |
| 114 | |
| 115 | for (i = 0; i < count; i++) |
| 116 | { |
| 117 | GLuint delta = i*32; |
| 118 | brw_MOV(p, byte_offset(dst, delta), deref_4f(ptr, delta)); |
| 119 | brw_MOV(p, byte_offset(dst, delta+16), deref_4f(ptr, delta+16)); |
| 120 | } |
| 121 | } |
| 122 | |
| 123 | |
| 124 | |
| 125 | |