1 /* $Id: sse_normal.S,v 1.3 2003/11/26 08:32:36 dborca 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 * - insert PREFETCH instructions to avoid cache-misses !
29 * - some more optimizations are possible...
30 * - for 40-50% more performance in the SSE-functions, the
31 * data (trans-matrix, src_vert, dst_vert) needs to be 16byte aligned !
35 #include "norm_args.h"
39 #define M(i) REGOFF(i * 4, EDX)
40 #define S(i) REGOFF(i * 4, ESI)
41 #define D(i) REGOFF(i * 4, EDI)
42 #define STRIDE REGOFF(12, ESI)
46 GLOBL GLNAME(_mesa_sse_transform_rescale_normals_no_rot)
47 GLNAME(_mesa_sse_transform_rescale_normals_no_rot):
49 #define FRAME_OFFSET 8
53 MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
54 MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
56 MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
57 MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
59 MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
62 JZ( LLBL(K_G3TRNNRR_finish) ) /* count was zero; go to finish */
64 MOV_L ( STRIDE, EAX ) /* stride */
65 MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
67 IMUL_L( CONST(16), ECX ) /* count *= 16 */
68 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
70 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
71 ADD_L( EDI, ECX ) /* count += dest ptr */
74 MOVSS ( M(0), XMM1 ) /* m0 */
75 MOVSS ( M(5), XMM2 ) /* m5 */
76 UNPCKLPS( XMM2, XMM1 ) /* m5 | m0 */
77 MOVSS ( ARG_SCALE, XMM0 ) /* scale */
78 SHUFPS ( CONST(0x0), XMM0, XMM0 ) /* scale | scale */
79 MULPS ( XMM0, XMM1 ) /* m5*scale | m0*scale */
80 MULSS ( M(10), XMM0 ) /* m10*scale */
84 MOVLPS ( S(0), XMM2 ) /* uy | ux */
85 MULPS ( XMM1, XMM2 ) /* uy*m5*scale | ux*m0*scale */
86 MOVLPS ( XMM2, D(0) ) /* ->D(1) | D(0) */
88 MOVSS ( S(2), XMM2 ) /* uz */
89 MULSS ( XMM0, XMM2 ) /* uz*m10*scale */
90 MOVSS ( XMM2, D(2) ) /* ->D(2) */
92 LLBL(K_G3TRNNRR_skip):
93 ADD_L ( CONST(16), EDI )
96 JNE ( LLBL(K_G3TRNNRR_top) )
98 LLBL(K_G3TRNNRR_finish):
107 GLOBL GLNAME(_mesa_sse_transform_rescale_normals)
108 GLNAME(_mesa_sse_transform_rescale_normals):
110 #define FRAME_OFFSET 8
114 MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
115 MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
117 MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
118 MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
120 MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
123 JZ( LLBL(K_G3TRNR_finish) ) /* count was zero; go to finish */
125 MOV_L ( STRIDE, EAX ) /* stride */
126 MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
128 IMUL_L( CONST(16), ECX ) /* count *= 16 */
129 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
131 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
132 ADD_L( EDI, ECX ) /* count += dest ptr */
135 MOVSS ( M(0), XMM0 ) /* m0 */
136 MOVSS ( M(4), XMM1 ) /* m4 */
137 UNPCKLPS( XMM1, XMM0 ) /* m4 | m0 */
139 MOVSS ( ARG_SCALE, XMM4 ) /* scale */
140 SHUFPS ( CONST(0x0), XMM4, XMM4 ) /* scale | scale */
142 MULPS ( XMM4, XMM0 ) /* m4*scale | m0*scale */
143 MOVSS ( M(1), XMM1 ) /* m1 */
144 MOVSS ( M(5), XMM2 ) /* m5 */
145 UNPCKLPS( XMM2, XMM1 ) /* m5 | m1 */
146 MULPS ( XMM4, XMM1 ) /* m5*scale | m1*scale */
147 MOVSS ( M(2), XMM2 ) /* m2 */
148 MOVSS ( M(6), XMM3 ) /* m6 */
149 UNPCKLPS( XMM3, XMM2 ) /* m6 | m2 */
150 MULPS ( XMM4, XMM2 ) /* m6*scale | m2*scale */
152 MOVSS ( M(8), XMM6 ) /* m8 */
153 MULSS ( ARG_SCALE, XMM6 ) /* m8*scale */
154 MOVSS ( M(9), XMM7 ) /* m9 */
155 MULSS ( ARG_SCALE, XMM7 ) /* m9*scale */
159 MOVSS ( S(0), XMM3 ) /* ux */
160 SHUFPS ( CONST(0x0), XMM3, XMM3 ) /* ux | ux */
161 MULPS ( XMM0, XMM3 ) /* ux*m4 | ux*m0 */
162 MOVSS ( S(1), XMM4 ) /* uy */
163 SHUFPS ( CONST(0x0), XMM4, XMM4 ) /* uy | uy */
164 MULPS ( XMM1, XMM4 ) /* uy*m5 | uy*m1 */
165 MOVSS ( S(2), XMM5 ) /* uz */
166 SHUFPS ( CONST(0x0), XMM5, XMM5 ) /* uz | uz */
167 MULPS ( XMM2, XMM5 ) /* uz*m6 | uz*m2 */
171 MOVLPS ( XMM3, D(0) )
173 MOVSS ( M(10), XMM3 ) /* m10 */
174 MULSS ( ARG_SCALE, XMM3 ) /* m10*scale */
175 MULSS ( S(2), XMM3 ) /* m10*scale*uz */
176 MOVSS ( S(1), XMM4 ) /* uy */
177 MULSS ( XMM7, XMM4 ) /* uy*m9*scale */
178 MOVSS ( S(0), XMM5 ) /* ux */
179 MULSS ( XMM6, XMM5 ) /* ux*m8*scale */
186 ADD_L ( CONST(16), EDI )
189 JNE ( LLBL(K_G3TRNR_top) )
191 LLBL(K_G3TRNR_finish):
199 GLOBL GLNAME(_mesa_sse_transform_normals_no_rot)
200 GLNAME(_mesa_sse_transform_normals_no_rot):
202 #define FRAME_OFFSET 8
206 MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
207 MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
209 MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
210 MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
212 MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
215 JZ( LLBL(K_G3TNNRR_finish) ) /* count was zero; go to finish */
217 MOV_L ( STRIDE, EAX ) /* stride */
218 MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
220 IMUL_L( CONST(16), ECX ) /* count *= 16 */
221 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
223 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
224 ADD_L( EDI, ECX ) /* count += dest ptr */
227 MOVSS( M(0), XMM0 ) /* m0 */
228 MOVSS( M(5), XMM1 ) /* m5 */
229 UNPCKLPS( XMM1, XMM0 ) /* m5 | m0 */
230 MOVSS( M(10), XMM1 ) /* m10 */
234 MOVLPS( S(0), XMM2 ) /* uy | ux */
235 MULPS( XMM0, XMM2 ) /* uy*m5 | ux*m0 */
238 MOVSS( S(2), XMM2 ) /* uz */
239 MULSS( XMM1, XMM2 ) /* uz*m10 */
242 LLBL(K_G3TNNRR_skip):
243 ADD_L ( CONST(16), EDI )
246 JNE ( LLBL(K_G3TNNRR_top) )
248 LLBL(K_G3TNNRR_finish):