1 /* $Id: sse_xform4.S,v 1.1 2001/03/29 06:46:27 gareth Exp $ */
4 * Mesa 3-D graphics library
7 * Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
9 * Permission is hereby granted, free of charge, to any person obtaining a
10 * copy of this software and associated documentation files (the "Software"),
11 * to deal in the Software without restriction, including without limitation
12 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
13 * and/or sell copies of the Software, and to permit persons to whom the
14 * Software is furnished to do so, subject to the following conditions:
16 * The above copyright notice and this permission notice shall be included
17 * in all copies or substantial portions of the Software.
19 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
20 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
21 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
22 * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
23 * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
24 * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
28 #include "xform_args.h"
32 #define FRAME_OFFSET 8
34 #define SRC(i) REGOFF(i * 4, ESI)
35 #define DST(i) REGOFF(i * 4, EDI)
36 #define MAT(i) REGOFF(i * 4, EDX)
38 #define SELECT(r0, r1, r2, r3) CONST( r0 * 64 + r1 * 16 + r2 * 4 + r3 )
42 GLOBL GLNAME( _mesa_sse_transform_points4_general )
43 GLNAME( _mesa_sse_transform_points4_general ):
48 MOV_L( ARG_SOURCE, ESI )
49 MOV_L( ARG_DEST, EDI )
51 MOV_L( ARG_MATRIX, EDX )
52 MOV_L( REGOFF(V4F_COUNT, ESI), ECX )
54 TEST_L( ECX, ECX ) /* verify non-zero count */
55 JE( LLBL( sse_general_done ) )
57 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) /* stride */
58 OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) ) /* set dest flags */
60 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest count */
61 MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) )/* set dest size */
63 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
64 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
66 PREFETCHT0( REGIND(ESI) )
68 MOVAPS( MAT(0), XMM4 ) /* m3 | m2 | m1 | m0 */
69 MOVAPS( MAT(4), XMM5 ) /* m7 | m6 | m5 | m4 */
70 MOVAPS( MAT(8), XMM6 ) /* m11 | m10 | m9 | m8 */
71 MOVAPS( MAT(12), XMM7 ) /* m15 | m14 | m13 | m12 */
74 LLBL( sse_general_loop ):
76 MOVSS( SRC(0), XMM0 ) /* ox */
77 SHUFPS( CONST(0x0), XMM0, XMM0 ) /* ox | ox | ox | ox */
78 MULPS( XMM4, XMM0 ) /* ox*m3 | ox*m2 | ox*m1 | ox*m0 */
80 MOVSS( SRC(1), XMM1 ) /* oy */
81 SHUFPS( CONST(0x0), XMM1, XMM1 ) /* oy | oy | oy | oy */
82 MULPS( XMM5, XMM1 ) /* oy*m7 | oy*m6 | oy*m5 | oy*m4 */
84 MOVSS( SRC(2), XMM2 ) /* oz */
85 SHUFPS( CONST(0x0), XMM2, XMM2 ) /* oz | oz | oz | oz */
86 MULPS( XMM6, XMM2 ) /* oz*m11 | oz*m10 | oz*m9 | oz*m8 */
88 MOVSS( SRC(3), XMM3 ) /* ow */
89 SHUFPS( CONST(0x0), XMM3, XMM3 ) /* ow | ow | ow | ow */
90 MULPS( XMM7, XMM3 ) /* ow*m15 | ow*m14 | ow*m13 | ow*m12 */
92 ADDPS( XMM1, XMM0 ) /* ox*m3+oy*m7 | ... */
93 ADDPS( XMM2, XMM0 ) /* ox*m3+oy*m7+oz*m11 | ... */
94 ADDPS( XMM3, XMM0 ) /* ox*m3+oy*m7+oz*m11+ow*m15 | ... */
95 MOVAPS( XMM0, DST(0) ) /* ->D(3) | ->D(2) | ->D(1) | ->D(0) */
97 ADD_L( CONST(16), EDI )
101 JNZ( LLBL( sse_general_loop ) )
103 LLBL( sse_general_done ):
113 GLOBL GLNAME( _mesa_sse_transform_points4_3d )
114 GLNAME( _mesa_sse_transform_points4_3d ):
119 MOV_L( ARG_SOURCE, ESI ) /* ptr to source GLvector4f */
120 MOV_L( ARG_DEST, EDI ) /* ptr to dest GLvector4f */
122 MOV_L( ARG_MATRIX, EDX ) /* ptr to matrix */
123 MOV_L( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
126 JZ( LLBL(K_GTP43P3DR_finish) ) /* count was zero; go to finish */
128 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) /* stride */
129 OR_L( CONST(VEC_SIZE_3), REGOFF(V4F_FLAGS, EDI) ) /* set dest flags */
131 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest count */
132 MOV_L( CONST(3), REGOFF(V4F_SIZE, EDI) )/* set dest size */
134 SHL_L( CONST(4), ECX ) /* count *= 16 */
135 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
137 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
138 ADD_L( EDI, ECX ) /* count += dest ptr */
140 MOVAPS( MAT(0), XMM0 ) /* m3 | m2 | m1 | m0 */
141 MOVAPS( MAT(4), XMM1 ) /* m7 | m6 | m5 | m4 */
142 MOVAPS( MAT(8), XMM2 ) /* m11 | m10 | m9 | m8 */
143 MOVAPS( MAT(12), XMM3 ) /* m15 | m14 | m13 | m12 */
146 LLBL( K_GTP43P3DR_top ):
147 MOVSS( SRC(0), XMM4 ) /* ox */
148 SHUFPS( CONST(0x0), XMM4, XMM4 ) /* ox | ox | ox | ox */
149 MULPS( XMM0, XMM4 ) /* ox*m3 | ox*m2 | ox*m1 | ox*m0 */
151 MOVSS( SRC(1), XMM5 ) /* oy */
152 SHUFPS( CONST(0x0), XMM5, XMM5 ) /* oy | oy | oy | oy */
153 MULPS( XMM1, XMM5 ) /* oy*m7 | oy*m6 | oy*m5 | oy*m4 */
155 MOVSS( SRC(2), XMM6 ) /* oz */
156 SHUFPS( CONST(0x0), XMM6, XMM6 ) /* oz | oz | oz | oz */
157 MULPS( XMM2, XMM6 ) /* oz*m11 | oz*m10 | oz*m9 | oz*m8 */
159 MOVSS( SRC(3), XMM7 ) /* ow */
160 SHUFPS( CONST(0x0), XMM7, XMM7 ) /* ow | ow | ow | ow */
161 MULPS( XMM3, XMM7 ) /* ow*m15 | ow*m14 | ow*m13 | ow*m12 */
163 ADDPS( XMM5, XMM4 ) /* ox*m3+oy*m7 | ... */
164 ADDPS( XMM6, XMM4 ) /* ox*m3+oy*m7+oz*m11 | ... */
165 ADDPS( XMM7, XMM4 ) /* ox*m3+oy*m7+oz*m11+ow*m15 | ... */
166 MOVAPS( XMM4, DST(0) ) /* ->D(3) | ->D(2) | ->D(1) | ->D(0) */
168 MOVSS( SRC(3), XMM4 ) /* ow */
169 MOVSS( XMM4, DST(3) ) /* ->D(3) */
171 LLBL( K_GTP43P3DR_skip ):
172 ADD_L( CONST(16), EDI )
175 JNE( LLBL(K_GTP43P3DR_top) )
177 LLBL( K_GTP43P3DR_finish ):
184 GLOBL GLNAME( _mesa_sse_transform_points4_identity )
185 GLNAME( _mesa_sse_transform_points4_identity ):
190 MOV_L( ARG_SOURCE, ESI )
191 MOV_L( ARG_DEST, EDI )
193 MOV_L( ARG_MATRIX, EDX )
194 MOV_L( REGOFF(V4F_COUNT, ESI), ECX )
196 TEST_L( ECX, ECX ) /* verify non-zero count */
197 JE( LLBL( sse_identity_done ) )
199 MOV_L( REGOFF(V4F_STRIDE, ESI), EAX ) /* stride */
200 OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) ) /* set dest flags */
202 MOV_L( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest count */
203 MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) )/* set dest size */
205 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
206 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
209 LLBL( sse_identity_loop ):
211 PREFETCHNTA( REGOFF(32, ESI) )
213 MOVAPS( REGIND(ESI), XMM0 )
216 MOVAPS( XMM0, REGIND(EDI) )
217 ADD_L( CONST(16), EDI )
220 JNZ( LLBL( sse_identity_loop ) )
222 LLBL( sse_identity_done ):