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.

 */

#include "assyntax.h"

#include "matypes.h"

#include "xform_args.h"

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

#define MAT(i)		REGOFF(i * 4, EDX)

GLOBL GLNAME( _mesa_sse_transform_points4_general )

HIDDEN(_mesa_sse_transform_points4_general)

GLNAME( _mesa_sse_transform_points4_general ):

	PUSH_L( EDI )

	MOV_L( ARG_DEST, EDI )

	MOV_L( REGOFF(V4F_COUNT, ESI), ECX )

	JE( LLBL( sse_general_done ) )

	OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) ) /* set dest flags */

	MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) )/* set dest size */

	MOV_L( REGOFF(V4F_START, EDI), EDI )	/* ptr to first dest vertex */

	MOVAPS( MAT(4), XMM5 )			/* m7  | m6  | m5  | m4  */

	MOVAPS( MAT(8), XMM6 )			/* m11 | m10 | m9  | m8  */

	MOVAPS( MAT(12), XMM7 )			/* m15 | m14 | m13 | m12 */

LLBL( sse_general_loop ):

	SHUFPS( CONST(0x0), XMM0, XMM0 )	/* ox | ox | ox | ox */

	MULPS( XMM4, XMM0 )			/* ox*m3 | ox*m2 | ox*m1 | ox*m0 */

	SHUFPS( CONST(0x0), XMM1, XMM1 )	/* oy | oy | oy | oy */

	MULPS( XMM5, XMM1 )			/* oy*m7 | oy*m6 | oy*m5 | oy*m4 */

	SHUFPS( CONST(0x0), XMM2, XMM2 )	/* oz | oz | oz | oz */

	MULPS( XMM6, XMM2 )			/* oz*m11 | oz*m10 | oz*m9 | oz*m8 */

	SHUFPS( CONST(0x0), XMM3, XMM3 )	/* ow | ow | ow | ow */

	MULPS( XMM7, XMM3 )			/* ow*m15 | ow*m14 | ow*m13 | ow*m12 */

	ADDPS( XMM2, XMM0 )			/* ox*m3+oy*m7+oz*m11 | ... */

	ADDPS( XMM3, XMM0 )			/* ox*m3+oy*m7+oz*m11+ow*m15 | ... */

	MOVAPS( XMM0, DST(0) )			/* ->D(3) | ->D(2) | ->D(1) | ->D(0) */

	ADD_L( EAX, ESI )

	JNZ( LLBL( sse_general_loop ) )

	POP_L( ESI )

	RET

GLOBL GLNAME( _mesa_sse_transform_points4_3d )

HIDDEN(_mesa_sse_transform_points4_3d)

GLNAME( _mesa_sse_transform_points4_3d ):

	PUSH_L( EDI )

	MOV_L( ARG_DEST, EDI )			/* ptr to dest GLvector4f */

	MOV_L( REGOFF(V4F_COUNT, ESI), ECX )	/* source count */

	JZ( LLBL(K_GTP43P3DR_finish) )		/* count was zero; go to finish */

	OR_L( CONST(VEC_SIZE_3), REGOFF(V4F_FLAGS, EDI) ) /* set dest flags */

	MOV_L( CONST(3), REGOFF(V4F_SIZE, EDI) )/* set dest size */

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

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

	MOVAPS( MAT(4), XMM1 )			/* m7  | m6  | m5  |  m4 */

	MOVAPS( MAT(8), XMM2 )			/* m11 | m10 | m9  |  m8 */

	MOVAPS( MAT(12), XMM3 )			/* m15 | m14 | m13 | m12 */

LLBL( K_GTP43P3DR_top ):

	MOVSS( SRC(0), XMM4 )			/* ox */

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

	MULPS( XMM0, XMM4 )			/* ox*m3 | ox*m2 | ox*m1 | ox*m0 */

	SHUFPS( CONST(0x0), XMM5, XMM5 )	/* oy | oy | oy | oy */

	MULPS( XMM1, XMM5 )			/* oy*m7 | oy*m6 | oy*m5 | oy*m4 */

	SHUFPS( CONST(0x0), XMM6, XMM6 )	/* oz | oz | oz | oz */

	MULPS( XMM2, XMM6 )			/* oz*m11 | oz*m10 | oz*m9 | oz*m8 */

	SHUFPS( CONST(0x0), XMM7, XMM7 )	/* ow | ow | ow | ow */

	MULPS( XMM3, XMM7 )			/* ow*m15 | ow*m14 | ow*m13 | ow*m12 */

	ADDPS( XMM6, XMM4 )			/* ox*m3+oy*m7+oz*m11 | ... */

	ADDPS( XMM7, XMM4 )			/* ox*m3+oy*m7+oz*m11+ow*m15 | ... */

	MOVAPS( XMM4, DST(0) )			/* ->D(3) | ->D(2) | ->D(1) | ->D(0) */

	MOVSS( XMM4, DST(3) )			/* ->D(3) */

	ADD_L( CONST(16), EDI )

	ADD_L( EAX, ESI )

	CMP_L( ECX, EDI )

	JNE( LLBL(K_GTP43P3DR_top) )

	POP_L( EDI )

	POP_L( ESI )

	RET

GLOBL GLNAME( _mesa_sse_transform_points4_identity )

HIDDEN(_mesa_sse_transform_points4_identity)

GLNAME( _mesa_sse_transform_points4_identity ):

	PUSH_L( EDI )

	MOV_L( ARG_DEST, EDI )

	MOV_L( REGOFF(V4F_COUNT, ESI), ECX )

	JE( LLBL( sse_identity_done ) )

	OR_L( CONST(VEC_SIZE_4), REGOFF(V4F_FLAGS, EDI) ) /* set dest flags */

	MOV_L( CONST(4), REGOFF(V4F_SIZE, EDI) )/* set dest size */

	MOV_L( REGOFF(V4F_START, EDI), EDI )	/* ptr to first dest vertex */

LLBL( sse_identity_loop ):

	ADD_L( EAX, ESI )

	ADD_L( CONST(16), EDI )

	JNZ( LLBL( sse_identity_loop ) )

	POP_L( ESI )

	RET

#endif

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

#endif