Subversion Repositories Kolibri OS

 * Mesa 3-D graphics library

 *

 * 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

 * THE AUTHORS OR COPYRIGHT HOLDERS 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.

 */

  * - 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 !

  */

#include "assyntax.h"

#include "matypes.h"

#include "norm_args.h"

#define S(i)	REGOFF(i * 4, ESI)

#define D(i)	REGOFF(i * 4, EDI)

#define STRIDE  REGOFF(12, ESI)

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):

	PUSH_L  ( ESI )

	PUSH_L  ( EDI )

	MOV_L	( ARG_DEST, EDI )			/* ptr to dest GLvector3f */

	MOV_L	( REGOFF(MATRIX_INV, EDX), EDX)		/* matrix->inv */

	JZ( LLBL(K_G3TRNNRR_finish) )			/* count was zero; go to finish */

	MOV_L	( ECX, REGOFF(V4F_COUNT, EDI) )		/* set dest-count */

	MOV_L( REGOFF(V4F_START, ESI), ESI )		/* ptr to first source vertex */

	ADD_L( EDI, ECX ) 				/* count += dest ptr */

	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 */

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) */

	MULSS	( XMM0, XMM2 )				/* uz*m10*scale */

	MOVSS	( XMM2, D(2) )				/* ->D(2) */

	ADD_L	( CONST(16), EDI )

	ADD_L	( EAX, ESI )

	CMP_L	( ECX, EDI )

	JNE	( LLBL(K_G3TRNNRR_top) )

	POP_L	( EDI )

	POP_L	( ESI )

	RET

#undef FRAME_OFFSET

GLOBL GLNAME(_mesa_sse_transform_rescale_normals)

HIDDEN(_mesa_sse_transform_rescale_normals)

GLNAME(_mesa_sse_transform_rescale_normals):

	PUSH_L  ( ESI )

	PUSH_L  ( EDI )

	MOV_L	( ARG_DEST, EDI )			/* ptr to dest GLvector3f */

	MOV_L	( REGOFF(MATRIX_INV, EDX), EDX)		/* matrix->inv */

	JZ( LLBL(K_G3TRNR_finish) )			/* count was zero; go to finish */

	MOV_L	( ECX, REGOFF(V4F_COUNT, EDI) )		/* set dest-count */

	MOV_L( REGOFF(V4F_START, ESI), ESI )		/* ptr to first source vertex */

	ADD_L( EDI, ECX ) 				/* count += dest ptr */

	MOVSS	( M(0), XMM0 )				/* m0 */

	MOVSS	( M(4), XMM1 )				/* m4 */

	UNPCKLPS( XMM1, XMM0 )				/* m4 | m0 */

	SHUFPS	( CONST(0x0), XMM4, XMM4 )		/* scale | 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 */

	MULSS	( ARG_SCALE, XMM6 )			/* m8*scale */

	MOVSS	( M(9), XMM7 )				/* m9 */

	MULSS	( ARG_SCALE, XMM7 )			/* m9*scale */

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	( XMM5, XMM3 )

	MOVLPS	( XMM3, D(0) )

	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	( XMM5, XMM3 )

	MOVSS	( XMM3, D(2) )

	ADD_L	( CONST(16), EDI )

	ADD_L	( EAX, ESI )

	CMP_L	( ECX, EDI )

	JNE	( LLBL(K_G3TRNR_top) )

	POP_L	( EDI )

	POP_L	( ESI )

	RET

#undef FRAME_OFFSET

GLOBL GLNAME(_mesa_sse_transform_normals_no_rot)

HIDDEN(_mesa_sse_transform_normals_no_rot)

GLNAME(_mesa_sse_transform_normals_no_rot):

	PUSH_L  ( ESI )

	PUSH_L  ( EDI )

	MOV_L	( ARG_DEST, EDI )			/* ptr to dest GLvector3f */

	MOV_L	( REGOFF(MATRIX_INV, EDX), EDX)		/* matrix->inv */

	JZ( LLBL(K_G3TNNRR_finish) )			/* count was zero; go to finish */

	MOV_L	( ECX, REGOFF(V4F_COUNT, EDI) )		/* set dest-count */

	MOV_L( REGOFF(V4F_START, ESI), ESI )		/* ptr to first source vertex */

	ADD_L( EDI, ECX ) 				/* count += dest ptr */

	MOVSS( M(0), XMM0 )				/* m0 */

	MOVSS( M(5), XMM1 )				/* m5 */

	UNPCKLPS( XMM1, XMM0 )				/* m5 | m0 */

	MOVSS( M(10), XMM1 )				/* m10 */

LLBL(K_G3TNNRR_top):

	MOVLPS( S(0), XMM2 )				/* uy | ux */

	MULPS( XMM0, XMM2 )				/* uy*m5 | ux*m0 */

	MOVLPS( XMM2, D(0) )

	MULSS( XMM1, XMM2 )				/* uz*m10 */

	MOVSS( XMM2, D(2) )

	ADD_L	( CONST(16), EDI )

	ADD_L	( EAX, ESI )

	CMP_L	( ECX, EDI )

	JNE	( LLBL(K_G3TNNRR_top) )

	POP_L	( EDI )

	POP_L	( ESI )

	RET

#undef FRAME_OFFSET

#endif

	.section .note.GNU-stack,"",%progbits

#endif