/* $Id: sse_normal.S,v 1.6 2006/04/17 18:58:24 krh Exp $ */
/*
* Mesa 3-D graphics library
* Version: 3.5
*
* Copyright (C) 1999-2001 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included
* in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
* OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
* AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
*/
/** TODO:
* - insert PREFETCH instructions to avoid cache-misses !
* - some more optimizations are possible...
* - for 40-50% more performance in the SSE-functions, the
* data (trans-matrix, src_vert, dst_vert) needs to be 16byte aligned !
*/
#ifdef USE_SSE_ASM
#include "matypes.h"
#include "norm_args.h"
SEG_TEXT
#define M(i) REGOFF(i * 4, EDX)
#define S(i) REGOFF(i * 4, ESI)
#define D(i) REGOFF(i * 4, EDI)
#define STRIDE REGOFF(12, ESI)
ALIGNTEXT16
GLOBL GLNAME(_mesa_sse_transform_rescale_normals_no_rot)
HIDDEN(_mesa_sse_transform_rescale_normals_no_rot)
GLNAME(_mesa_sse_transform_rescale_normals_no_rot):
#define FRAME_OFFSET 8
PUSH_L ( ESI )
PUSH_L ( EDI )
MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
TEST_L ( ECX, ECX )
JZ( LLBL(K_G3TRNNRR_finish) ) /* count was zero MOV_L ( STRIDE, EAX ) /* stride */
MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
IMUL_L( CONST(16), ECX ) /* count *= 16 */
MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
ADD_L( EDI, ECX ) /* count += dest ptr */
ALIGNTEXT32
MOVSS ( M(0), XMM1 ) /* m0 */
MOVSS ( M(5), XMM2 ) /* m5 */
UNPCKLPS( XMM2, XMM1 ) /* m5 | m0 */
MOVSS ( ARG_SCALE, XMM0 ) /* scale */
SHUFPS ( CONST(0x0), XMM0, XMM0 ) /* scale | scale */
MULPS ( XMM0, XMM1 ) /* m5*scale | m0*scale */
MULSS ( M(10), XMM0 ) /* m10*scale */
ALIGNTEXT32
LLBL(K_G3TRNNRR_top):
MOVLPS ( S(0), XMM2 ) /* uy | ux */
MULPS ( XMM1, XMM2 ) /* uy*m5*scale | ux*m0*scale */
MOVLPS ( XMM2, D(0) ) /* ->D(1) | D(0) */
MOVSS ( S(2), XMM2 ) /* uz */
MULSS ( XMM0, XMM2 ) /* uz*m10*scale */
MOVSS ( XMM2, D(2) ) /* ->D(2) */
LLBL(K_G3TRNNRR_skip):
ADD_L ( CONST(16), EDI )
ADD_L ( EAX, ESI )
CMP_L ( ECX, EDI )
JNE ( LLBL(K_G3TRNNRR_top) )
LLBL(K_G3TRNNRR_finish):
POP_L ( EDI )
POP_L ( ESI )
RET
#undef FRAME_OFFSET
ALIGNTEXT16
GLOBL GLNAME(_mesa_sse_transform_rescale_normals)
HIDDEN(_mesa_sse_transform_rescale_normals)
GLNAME(_mesa_sse_transform_rescale_normals):
#define FRAME_OFFSET 8
PUSH_L ( ESI )
PUSH_L ( EDI )
MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
TEST_L ( ECX, ECX )
JZ( LLBL(K_G3TRNR_finish) ) /* count was zero MOV_L ( STRIDE, EAX ) /* stride */
MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
IMUL_L( CONST(16), ECX ) /* count *= 16 */
MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
ADD_L( EDI, ECX ) /* count += dest ptr */
ALIGNTEXT32
MOVSS ( M(0), XMM0 ) /* m0 */
MOVSS ( M(4), XMM1 ) /* m4 */
UNPCKLPS( XMM1, XMM0 ) /* m4 | m0 */
MOVSS ( ARG_SCALE, XMM4 ) /* scale */
SHUFPS ( CONST(0x0), XMM4, XMM4 ) /* scale | scale */
MULPS ( XMM4, XMM0 ) /* m4*scale | m0*scale */
MOVSS ( M(1), XMM1 ) /* m1 */
MOVSS ( M(5), XMM2 ) /* m5 */
UNPCKLPS( XMM2, XMM1 ) /* m5 | m1 */
MULPS ( XMM4, XMM1 ) /* m5*scale | m1*scale */
MOVSS ( M(2), XMM2 ) /* m2 */
MOVSS ( M(6), XMM3 ) /* m6 */
UNPCKLPS( XMM3, XMM2 ) /* m6 | m2 */
MULPS ( XMM4, XMM2 ) /* m6*scale | m2*scale */
MOVSS ( M(8), XMM6 ) /* m8 */
MULSS ( ARG_SCALE, XMM6 ) /* m8*scale */
MOVSS ( M(9), XMM7 ) /* m9 */
MULSS ( ARG_SCALE, XMM7 ) /* m9*scale */
ALIGNTEXT32
LLBL(K_G3TRNR_top):
MOVSS ( S(0), XMM3 ) /* ux */
SHUFPS ( CONST(0x0), XMM3, XMM3 ) /* ux | ux */
MULPS ( XMM0, XMM3 ) /* ux*m4 | ux*m0 */
MOVSS ( S(1), XMM4 ) /* uy */
SHUFPS ( CONST(0x0), XMM4, XMM4 ) /* uy | uy */
MULPS ( XMM1, XMM4 ) /* uy*m5 | uy*m1 */
MOVSS ( S(2), XMM5 ) /* uz */
SHUFPS ( CONST(0x0), XMM5, XMM5 ) /* uz | uz */
MULPS ( XMM2, XMM5 ) /* uz*m6 | uz*m2 */
ADDPS ( XMM4, XMM3 )
ADDPS ( XMM5, XMM3 )
MOVLPS ( XMM3, D(0) )
MOVSS ( M(10), XMM3 ) /* m10 */
MULSS ( ARG_SCALE, XMM3 ) /* m10*scale */
MULSS ( S(2), XMM3 ) /* m10*scale*uz */
MOVSS ( S(1), XMM4 ) /* uy */
MULSS ( XMM7, XMM4 ) /* uy*m9*scale */
MOVSS ( S(0), XMM5 ) /* ux */
MULSS ( XMM6, XMM5 ) /* ux*m8*scale */
ADDSS ( XMM4, XMM3 )
ADDSS ( XMM5, XMM3 )
MOVSS ( XMM3, D(2) )
LLBL(K_G3TRNR_skip):
ADD_L ( CONST(16), EDI )
ADD_L ( EAX, ESI )
CMP_L ( ECX, EDI )
JNE ( LLBL(K_G3TRNR_top) )
LLBL(K_G3TRNR_finish):
POP_L ( EDI )
POP_L ( ESI )
RET
#undef FRAME_OFFSET
ALIGNTEXT16
GLOBL GLNAME(_mesa_sse_transform_normals_no_rot)
HIDDEN(_mesa_sse_transform_normals_no_rot)
GLNAME(_mesa_sse_transform_normals_no_rot):
#define FRAME_OFFSET 8
PUSH_L ( ESI )
PUSH_L ( EDI )
MOV_L ( ARG_IN, ESI ) /* ptr to source GLvector3f */
MOV_L ( ARG_DEST, EDI ) /* ptr to dest GLvector3f */
MOV_L ( ARG_MAT, EDX ) /* ptr to matrix */
MOV_L ( REGOFF(MATRIX_INV, EDX), EDX) /* matrix->inv */
MOV_L ( REGOFF(V4F_COUNT, ESI), ECX ) /* source count */
TEST_L ( ECX, ECX )
JZ( LLBL(K_G3TNNRR_finish) ) /* count was zero MOV_L ( STRIDE, EAX ) /* stride */
MOV_L ( ECX, REGOFF(V4F_COUNT, EDI) ) /* set dest-count */
IMUL_L( CONST(16), ECX ) /* count *= 16 */
MOV_L( REGOFF(V4F_START, ESI), ESI ) /* ptr to first source vertex */
MOV_L( REGOFF(V4F_START, EDI), EDI ) /* ptr to first dest vertex */
ADD_L( EDI, ECX ) /* count += dest ptr */
ALIGNTEXT32
MOVSS( M(0), XMM0 ) /* m0 */
MOVSS( M(5), XMM1 ) /* m5 */
UNPCKLPS( XMM1, XMM0 ) /* m5 | m0 */
MOVSS( M(10), XMM1 ) /* m10 */
ALIGNTEXT32
LLBL(K_G3TNNRR_top):
MOVLPS( S(0), XMM2 ) /* uy | ux */
MULPS( XMM0, XMM2 ) /* uy*m5 | ux*m0 */
MOVLPS( XMM2, D(0) )
MOVSS( S(2), XMM2 ) /* uz */
MULSS( XMM1, XMM2 ) /* uz*m10 */
MOVSS( XMM2, D(2) )
LLBL(K_G3TNNRR_skip):
ADD_L ( CONST(16), EDI )
ADD_L ( EAX, ESI )
CMP_L ( ECX, EDI )
JNE ( LLBL(K_G3TNNRR_top) )
LLBL(K_G3TNNRR_finish):
POP_L ( EDI )
POP_L ( ESI )
RET
#undef FRAME_OFFSET
#endif
#if defined (__ELF__) && defined (__linux__)
.section .note.GNU-stack,"",%progbits
#endif