Fix some bugs related to loop counters and conditional branching.
This commit is contained in:
Patrick Baggett
+24
-24
@@ -129,8 +129,8 @@ LLBL (G3TN_transform):
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PREFETCH ( REGIND(EDX) )
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MOVD ( MM1, REGOFF(-8, EAX) ) /* write r2 */
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DEC_L ( EBP ) /* decrement normal counter */
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JA ( LLBL (G3TN_transform) )
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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JNZ ( LLBL (G3TN_transform) )
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POP_L ( EDX ) /* end of transform --- */
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@@ -164,9 +164,9 @@ LLBL (G3TN_norm_w_lengths):
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MOVD ( MM1, REGOFF(8, EAX) ) /* write new x2 */
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ADD_L ( CONST(16), EAX ) /* next r */
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DEC_L ( EBP ) /* decrement normal counter */
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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JA ( LLBL (G3TN_norm_w_lengths) )
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JNZ ( LLBL (G3TN_norm_w_lengths) )
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JMP ( LLBL (G3TN_exit_3dnow) )
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ALIGNTEXT32
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@@ -192,7 +192,7 @@ LLBL (G3TN_norm):
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MOVQ ( MM5, MM4 )
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PUNPCKLDQ ( MM3, MM3 )
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DEC_L ( EBP ) /* decrement normal counter */
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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PFMUL ( MM5, MM5 )
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PFRSQIT1 ( MM3, MM5 )
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@@ -204,7 +204,7 @@ LLBL (G3TN_norm):
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PFMUL ( MM5, MM1 ) /* | x2 (normalize*/
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MOVD ( MM1, REGOFF(-8, EAX) ) /* write new x2 */
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JA ( LLBL (G3TN_norm) )
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JNZ ( LLBL (G3TN_norm) )
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LLBL (G3TN_exit_3dnow):
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FEMMS
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@@ -289,13 +289,13 @@ LLBL (G3TNNR_norm_w_lengths): /* use precalculated lengths */
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ADD_L ( CONST(4), EDI ) /* next length */
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PFMUL ( MM3, MM6 ) /* x1 (normalized) | x0 (normalized) */
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DEC_L ( EBP ) /* decrement normal counter */
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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MOVQ ( MM6, REGOFF(-16, EAX) ) /* write r0, r1 */
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MOVD ( MM7, REGOFF(-8, EAX) ) /* write r2 */
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MOVD ( REGIND(EDI), MM3 ) /* | length (x) */
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JA ( LLBL (G3TNNR_norm_w_lengths) )
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JNZ ( LLBL (G3TNNR_norm_w_lengths) )
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JMP ( LLBL (G3TNNR_exit_3dnow) )
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ALIGNTEXT32
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@@ -331,7 +331,7 @@ LLBL (G3TNNR_norm): /* need to calculate lengths */
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PFMUL ( MM5, MM5 )
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PFRSQIT1 ( MM3, MM5 )
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DEC_L ( EBP ) /* decrement normal counter */
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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PFRCPIT2 ( MM4, MM5 )
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PFMUL ( MM5, MM6 ) /* x1 (normalized) | x0 (normalized) */
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@@ -340,7 +340,7 @@ LLBL (G3TNNR_norm): /* need to calculate lengths */
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PFMUL ( MM5, MM7 ) /* | x2 (normalized) */
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MOVD ( MM7, REGOFF(-8, EAX) ) /* write r2 */
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JA ( LLBL (G3TNNR_norm) )
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JNZ ( LLBL (G3TNNR_norm) )
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LLBL (G3TNNR_exit_3dnow):
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@@ -411,11 +411,11 @@ LLBL (G3TRNR_rescale):
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PFMUL ( MM2, MM5 ) /* | x2*m10 */
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ADD_L ( CONST(16), EAX ) /* next r */
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DEC_L ( EBP ) /* decrement normal counter */
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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MOVQ ( MM4, REGOFF(-16, EAX) ) /* write r0, r1 */
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MOVD ( MM5, REGOFF(-8, EAX) ) /* write r2 */
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JA ( LLBL (G3TRNR_rescale) ) /* cnt > 0 ? -> process next normal */
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JNZ ( LLBL (G3TRNR_rescale) ) /* cnt > 0 ? -> process next normal */
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FEMMS
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@@ -511,8 +511,8 @@ LLBL (G3TR_rescale):
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PFADD ( MM2, MM1 ) /* *not used* | x0*m8+x1*m9+x2*m10 */
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MOVD ( MM1, REGOFF(-8, EAX) ) /* write r2 */
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DEC_L ( EDI ) /* decrement normal counter */
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JA ( LLBL (G3TR_rescale) )
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SUB_L ( CONST(1), EDI ) /* decrement normal counter */
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JNZ ( LLBL (G3TR_rescale) )
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FEMMS
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@@ -574,11 +574,11 @@ LLBL (G3TNR_transform):
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PFMUL ( MM2, MM5 ) /* | x2*m10 */
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ADD_L ( CONST(16), EAX ) /* next r */
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DEC_L ( EDI ) /* decrement normal counter */
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SUB_L ( CONST(1), EDI ) /* decrement normal counter */
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MOVQ ( MM4, REGOFF(-16, EAX) ) /* write r0, r1 */
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MOVD ( MM5, REGOFF(-8, EAX) ) /* write r2 */
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JA ( LLBL (G3TNR_transform) )
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JNZ ( LLBL (G3TNR_transform) )
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FEMMS
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@@ -663,9 +663,9 @@ LLBL (G3T_transform):
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PFADD ( MM2, MM1 ) /* *not used* | x0*m8+x1*m9+x2*m10 */
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MOVD ( MM1, REGOFF(-8, EAX) ) /* write r2 */
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DEC_L ( EDI ) /* decrement normal counter */
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SUB_L ( CONST(1), EDI ) /* decrement normal counter */
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JA ( LLBL (G3T_transform) )
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JNZ ( LLBL (G3T_transform) )
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FEMMS
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@@ -730,9 +730,9 @@ LLBL (G3N_norm1): /* use precalculated lengths */
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ADD_L ( CONST(16), EAX ) /* next r */
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ADD_L ( CONST(4), EDX ) /* next length */
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DEC_L ( EBP ) /* decrement normal counter */
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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JA ( LLBL (G3N_norm1) )
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JNZ ( LLBL (G3N_norm1) )
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JMP ( LLBL (G3N_end1) )
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@@ -765,7 +765,7 @@ LLBL (G3N_norm2): /* need to calculate lengths */
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PFMUL ( MM5, MM5 )
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PFRSQIT1 ( MM3, MM5 )
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DEC_L ( EBP ) /* decrement normal counter */
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SUB_L ( CONST(1), EBP ) /* decrement normal counter */
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PFRCPIT2 ( MM4, MM5 )
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@@ -775,7 +775,7 @@ LLBL (G3N_norm2): /* need to calculate lengths */
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PFMUL ( MM5, MM1 ) /* | x2 (normalized) */
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MOVD ( MM1, REGOFF(-8, EAX) ) /* write new x2 */
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JA ( LLBL (G3N_norm2) )
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JNZ ( LLBL (G3N_norm2) )
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LLBL (G3N_end1):
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FEMMS
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@@ -835,8 +835,8 @@ LLBL (G3R_rescale):
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MOVQ ( MM1, REGOFF(-16, EAX) ) /* write r0, r1 */
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MOVD ( MM2, REGOFF(-8, EAX) ) /* write r2 */
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DEC_L ( EDX ) /* decrement normal counter */
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JA ( LLBL (G3R_rescale) )
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SUB_L ( CONST(1), EDX ) /* decrement normal counter */
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JNZ ( LLBL (G3R_rescale) )
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FEMMS
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