1 /* $Id: sse_normal.S,v 1.4 2004/04/26 10:10:25 alanh 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 !
36 #include "norm_args.h"
40 #define M(i) REGOFF(i * 4, EDX)
41 #define S(i) REGOFF(i * 4, ESI)
42 #define D(i) REGOFF(i * 4, EDI)
43 #define STRIDE REGOFF(12, ESI)
47 GLOBL GLNAME(_mesa_sse_transform_rescale_normals_no_rot)
48 GLNAME(_mesa_sse_transform_rescale_normals_no_rot):
50 #define FRAME_OFFSET 8
54 MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
55 MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
57 MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
58 MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
60 MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
63 JZ( LLBL(K_G3TRNNRR_finish) ) /* count was zero; go to finish */
65 MOV_L ( STRIDE, EAX ) /* stride */
66 MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
68 IMUL_L( CONST(16), ECX ) /* count *= 16 */
69 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
71 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
72 ADD_L( EDI, ECX ) /* count += dest ptr */
75 MOVSS ( M(0), XMM1 ) /* m0 */
76 MOVSS ( M(5), XMM2 ) /* m5 */
77 UNPCKLPS( XMM2, XMM1 ) /* m5 | m0 */
78 MOVSS ( ARG_SCALE, XMM0 ) /* scale */
79 SHUFPS ( CONST(0x0), XMM0, XMM0 ) /* scale | scale */
80 MULPS ( XMM0, XMM1 ) /* m5*scale | m0*scale */
81 MULSS ( M(10), XMM0 ) /* m10*scale */
85 MOVLPS ( S(0), XMM2 ) /* uy | ux */
86 MULPS ( XMM1, XMM2 ) /* uy*m5*scale | ux*m0*scale */
87 MOVLPS ( XMM2, D(0) ) /* ->D(1) | D(0) */
89 MOVSS ( S(2), XMM2 ) /* uz */
90 MULSS ( XMM0, XMM2 ) /* uz*m10*scale */
91 MOVSS ( XMM2, D(2) ) /* ->D(2) */
93 LLBL(K_G3TRNNRR_skip):
94 ADD_L ( CONST(16), EDI )
97 JNE ( LLBL(K_G3TRNNRR_top) )
99 LLBL(K_G3TRNNRR_finish):
108 GLOBL GLNAME(_mesa_sse_transform_rescale_normals)
109 GLNAME(_mesa_sse_transform_rescale_normals):
111 #define FRAME_OFFSET 8
115 MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
116 MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
118 MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
119 MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
121 MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
124 JZ( LLBL(K_G3TRNR_finish) ) /* count was zero; go to finish */
126 MOV_L ( STRIDE, EAX ) /* stride */
127 MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
129 IMUL_L( CONST(16), ECX ) /* count *= 16 */
130 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
132 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
133 ADD_L( EDI, ECX ) /* count += dest ptr */
136 MOVSS ( M(0), XMM0 ) /* m0 */
137 MOVSS ( M(4), XMM1 ) /* m4 */
138 UNPCKLPS( XMM1, XMM0 ) /* m4 | m0 */
140 MOVSS ( ARG_SCALE, XMM4 ) /* scale */
141 SHUFPS ( CONST(0x0), XMM4, XMM4 ) /* scale | scale */
143 MULPS ( XMM4, XMM0 ) /* m4*scale | m0*scale */
144 MOVSS ( M(1), XMM1 ) /* m1 */
145 MOVSS ( M(5), XMM2 ) /* m5 */
146 UNPCKLPS( XMM2, XMM1 ) /* m5 | m1 */
147 MULPS ( XMM4, XMM1 ) /* m5*scale | m1*scale */
148 MOVSS ( M(2), XMM2 ) /* m2 */
149 MOVSS ( M(6), XMM3 ) /* m6 */
150 UNPCKLPS( XMM3, XMM2 ) /* m6 | m2 */
151 MULPS ( XMM4, XMM2 ) /* m6*scale | m2*scale */
153 MOVSS ( M(8), XMM6 ) /* m8 */
154 MULSS ( ARG_SCALE, XMM6 ) /* m8*scale */
155 MOVSS ( M(9), XMM7 ) /* m9 */
156 MULSS ( ARG_SCALE, XMM7 ) /* m9*scale */
160 MOVSS ( S(0), XMM3 ) /* ux */
161 SHUFPS ( CONST(0x0), XMM3, XMM3 ) /* ux | ux */
162 MULPS ( XMM0, XMM3 ) /* ux*m4 | ux*m0 */
163 MOVSS ( S(1), XMM4 ) /* uy */
164 SHUFPS ( CONST(0x0), XMM4, XMM4 ) /* uy | uy */
165 MULPS ( XMM1, XMM4 ) /* uy*m5 | uy*m1 */
166 MOVSS ( S(2), XMM5 ) /* uz */
167 SHUFPS ( CONST(0x0), XMM5, XMM5 ) /* uz | uz */
168 MULPS ( XMM2, XMM5 ) /* uz*m6 | uz*m2 */
172 MOVLPS ( XMM3, D(0) )
174 MOVSS ( M(10), XMM3 ) /* m10 */
175 MULSS ( ARG_SCALE, XMM3 ) /* m10*scale */
176 MULSS ( S(2), XMM3 ) /* m10*scale*uz */
177 MOVSS ( S(1), XMM4 ) /* uy */
178 MULSS ( XMM7, XMM4 ) /* uy*m9*scale */
179 MOVSS ( S(0), XMM5 ) /* ux */
180 MULSS ( XMM6, XMM5 ) /* ux*m8*scale */
187 ADD_L ( CONST(16), EDI )
190 JNE ( LLBL(K_G3TRNR_top) )
192 LLBL(K_G3TRNR_finish):
200 GLOBL GLNAME(_mesa_sse_transform_normals_no_rot)
201 GLNAME(_mesa_sse_transform_normals_no_rot):
203 #define FRAME_OFFSET 8
207 MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
208 MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
210 MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
211 MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
213 MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
216 JZ( LLBL(K_G3TNNRR_finish) ) /* count was zero; go to finish */
218 MOV_L ( STRIDE, EAX ) /* stride */
219 MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
221 IMUL_L( CONST(16), ECX ) /* count *= 16 */
222 MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
224 MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
225 ADD_L( EDI, ECX ) /* count += dest ptr */
228 MOVSS( M(0), XMM0 ) /* m0 */
229 MOVSS( M(5), XMM1 ) /* m5 */
230 UNPCKLPS( XMM1, XMM0 ) /* m5 | m0 */
231 MOVSS( M(10), XMM1 ) /* m10 */
235 MOVLPS( S(0), XMM2 ) /* uy | ux */
236 MULPS( XMM0, XMM2 ) /* uy*m5 | ux*m0 */
239 MOVSS( S(2), XMM2 ) /* uz */
240 MULSS( XMM1, XMM2 ) /* uz*m10 */
243 LLBL(K_G3TNNRR_skip):
244 ADD_L ( CONST(16), EDI )
247 JNE ( LLBL(K_G3TNNRR_top) )
249 LLBL(K_G3TNNRR_finish):