-/* $Id: 3dnow_normal.S,v 1.10 2006/04/17 18:58:24 krh Exp $ */
/*
* Mesa 3-D graphics library
- * Version: 5.1
*
* Copyright (C) 1999-2003 Brian Paul All Rights Reserved.
*
* 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.
+ * 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.
*/
/*
#ifdef USE_3DNOW_ASM
+#include "assyntax.h"
#include "matypes.h"
#include "norm_args.h"
PREFETCH ( REGIND(EDX) )
MOVD ( MM1, REGOFF(-8, EAX) ) /* write r2 */
- DEC_L ( EBP ) /* decrement normal counter */
- JA ( LLBL (G3TN_transform) )
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
+ JNZ ( LLBL (G3TN_transform) )
POP_L ( EDX ) /* end of transform --- */
MOVD ( MM1, REGOFF(8, EAX) ) /* write new x2 */
ADD_L ( CONST(16), EAX ) /* next r */
- DEC_L ( EBP ) /* decrement normal counter */
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
- JA ( LLBL (G3TN_norm_w_lengths) )
+ JNZ ( LLBL (G3TN_norm_w_lengths) )
JMP ( LLBL (G3TN_exit_3dnow) )
ALIGNTEXT32
MOVQ ( MM5, MM4 )
PUNPCKLDQ ( MM3, MM3 )
- DEC_L ( EBP ) /* decrement normal counter */
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
PFMUL ( MM5, MM5 )
PFRSQIT1 ( MM3, MM5 )
PFMUL ( MM5, MM1 ) /* | x2 (normalize*/
MOVD ( MM1, REGOFF(-8, EAX) ) /* write new x2 */
- JA ( LLBL (G3TN_norm) )
+ JNZ ( LLBL (G3TN_norm) )
LLBL (G3TN_exit_3dnow):
FEMMS
ADD_L ( CONST(4), EDI ) /* next length */
PFMUL ( MM3, MM6 ) /* x1 (normalized) | x0 (normalized) */
- DEC_L ( EBP ) /* decrement normal counter */
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
MOVQ ( MM6, REGOFF(-16, EAX) ) /* write r0, r1 */
MOVD ( MM7, REGOFF(-8, EAX) ) /* write r2 */
MOVD ( REGIND(EDI), MM3 ) /* | length (x) */
- JA ( LLBL (G3TNNR_norm_w_lengths) )
+ JNZ ( LLBL (G3TNNR_norm_w_lengths) )
JMP ( LLBL (G3TNNR_exit_3dnow) )
ALIGNTEXT32
PFMUL ( MM5, MM5 )
PFRSQIT1 ( MM3, MM5 )
- DEC_L ( EBP ) /* decrement normal counter */
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
PFRCPIT2 ( MM4, MM5 )
PFMUL ( MM5, MM6 ) /* x1 (normalized) | x0 (normalized) */
PFMUL ( MM5, MM7 ) /* | x2 (normalized) */
MOVD ( MM7, REGOFF(-8, EAX) ) /* write r2 */
- JA ( LLBL (G3TNNR_norm) )
+ JNZ ( LLBL (G3TNNR_norm) )
LLBL (G3TNNR_exit_3dnow):
PFMUL ( MM2, MM5 ) /* | x2*m10 */
ADD_L ( CONST(16), EAX ) /* next r */
- DEC_L ( EBP ) /* decrement normal counter */
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
MOVQ ( MM4, REGOFF(-16, EAX) ) /* write r0, r1 */
MOVD ( MM5, REGOFF(-8, EAX) ) /* write r2 */
- JA ( LLBL (G3TRNR_rescale) ) /* cnt > 0 ? -> process next normal */
+ JNZ ( LLBL (G3TRNR_rescale) ) /* cnt > 0 ? -> process next normal */
FEMMS
PFADD ( MM2, MM1 ) /* *not used* | x0*m8+x1*m9+x2*m10 */
MOVD ( MM1, REGOFF(-8, EAX) ) /* write r2 */
- DEC_L ( EDI ) /* decrement normal counter */
- JA ( LLBL (G3TR_rescale) )
+ SUB_L ( CONST(1), EDI ) /* decrement normal counter */
+ JNZ ( LLBL (G3TR_rescale) )
FEMMS
PFMUL ( MM2, MM5 ) /* | x2*m10 */
ADD_L ( CONST(16), EAX ) /* next r */
- DEC_L ( EDI ) /* decrement normal counter */
+ SUB_L ( CONST(1), EDI ) /* decrement normal counter */
MOVQ ( MM4, REGOFF(-16, EAX) ) /* write r0, r1 */
MOVD ( MM5, REGOFF(-8, EAX) ) /* write r2 */
- JA ( LLBL (G3TNR_transform) )
+ JNZ ( LLBL (G3TNR_transform) )
FEMMS
PFADD ( MM2, MM1 ) /* *not used* | x0*m8+x1*m9+x2*m10 */
MOVD ( MM1, REGOFF(-8, EAX) ) /* write r2 */
- DEC_L ( EDI ) /* decrement normal counter */
+ SUB_L ( CONST(1), EDI ) /* decrement normal counter */
- JA ( LLBL (G3T_transform) )
+ JNZ ( LLBL (G3T_transform) )
FEMMS
ADD_L ( CONST(16), EAX ) /* next r */
ADD_L ( CONST(4), EDX ) /* next length */
- DEC_L ( EBP ) /* decrement normal counter */
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
- JA ( LLBL (G3N_norm1) )
+ JNZ ( LLBL (G3N_norm1) )
JMP ( LLBL (G3N_end1) )
PFMUL ( MM5, MM5 )
PFRSQIT1 ( MM3, MM5 )
- DEC_L ( EBP ) /* decrement normal counter */
+ SUB_L ( CONST(1), EBP ) /* decrement normal counter */
PFRCPIT2 ( MM4, MM5 )
PFMUL ( MM5, MM1 ) /* | x2 (normalized) */
MOVD ( MM1, REGOFF(-8, EAX) ) /* write new x2 */
- JA ( LLBL (G3N_norm2) )
+ JNZ ( LLBL (G3N_norm2) )
LLBL (G3N_end1):
FEMMS
MOVQ ( MM1, REGOFF(-16, EAX) ) /* write r0, r1 */
MOVD ( MM2, REGOFF(-8, EAX) ) /* write r2 */
- DEC_L ( EDX ) /* decrement normal counter */
- JA ( LLBL (G3R_rescale) )
+ SUB_L ( CONST(1), EDX ) /* decrement normal counter */
+ JNZ ( LLBL (G3R_rescale) )
FEMMS