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authorJose Fonseca <[email protected]>2002-04-19 10:33:34 +0000
committerJose Fonseca <[email protected]>2002-04-19 10:33:34 +0000
commit533e88824af9f60a926e7b70ddd40ad1386be686 (patch)
tree8a95b7de00287875beeb142b2ad8d201da316575 /src/mesa/x86/mmx_blend.S
parent68c48df2bf8dd57ce96db430fff1b69f40a793ce (diff)
MMX modulate belding function added.
Factorization of more common MMX code.
Diffstat (limited to 'src/mesa/x86/mmx_blend.S')
-rw-r--r--src/mesa/x86/mmx_blend.S94
1 files changed, 51 insertions, 43 deletions
diff --git a/src/mesa/x86/mmx_blend.S b/src/mesa/x86/mmx_blend.S
index f80cbf6c45e..ce946ec5ba0 100644
--- a/src/mesa/x86/mmx_blend.S
+++ b/src/mesa/x86/mmx_blend.S
@@ -203,47 +203,29 @@ TWO(PADDW ( MQ2, MA2 )) /* (t2/255 + q2) << 8
TWO(PSRLW ( CONST(8), MA2 )) /* sa2 | sb2 | sg2 | sr2 */
-/* common blending initialization code
- */
-#if 0 /* rounding not used */
- SEG_DATA
-
-ALIGNDATA8
-const_80:
- D_LONG 0x00800080, 0x00800080
-
-#define GMB_INIT( M00, M80 ) \
- PXOR ( M00, M00 ) /* 0x0000 | 0x0000 | 0x0000 | 0x0000 */
- MOVQ ( CONTENT(const_80), M80 ) /* 0xffff | 0xffff | 0xffff | 0xffff */
-
-#else
-
-#define GMB_INIT( M00 ) \
- PXOR ( M00, M00 ) /* 0x0000 | 0x0000 | 0x0000 | 0x0000 */
-
-#endif
-
-/* common blending loading code
+/* common blending setup code
*
* note that M00 is a register with 0x0000000000000000 constant which can be easily obtained making
*
* PXOR ( M00, M00 )
*/
-#define GMB_LOAD(rgba, dest, MP1, MQ1, MA1, MP2, MQ2, MA2, M00) \
-ONE(MOVD ( REGIND(rgba), MP1 )) /* | | | | qa1 | qb1 | qg1 | qr1 */ ;\
-ONE(MOVD ( REGIND(dest), MQ1 )) /* | | | | pa1 | pb1 | pg1 | pr1 */ ;\
- ;\
-TWO(MOVQ ( REGIND(rgba), MP1 )) /* qa2 | qb2 | qg2 | qr2 | qa1 | qb1 | qg1 | qr1 */ ;\
-TWO(MOVQ ( REGIND(dest), MQ1 )) /* pa2 | pb2 | pg2 | pr2 | pa1 | pb1 | pg1 | pr1 */ ;\
+#define GMB_LOAD(rgba, dest, MPP, MQQ) \
+ONE(MOVD ( REGIND(rgba), MPP )) /* | | | | qa1 | qb1 | qg1 | qr1 */ ;\
+ONE(MOVD ( REGIND(dest), MQQ )) /* | | | | pa1 | pb1 | pg1 | pr1 */ ;\
;\
+TWO(MOVQ ( REGIND(rgba), MPP )) /* qa2 | qb2 | qg2 | qr2 | qa1 | qb1 | qg1 | qr1 */ ;\
+TWO(MOVQ ( REGIND(dest), MQQ )) /* pa2 | pb2 | pg2 | pr2 | pa1 | pb1 | pg1 | pr1 */
+
+#define GMB_UNPACK(MP1, MQ1, MP2, MQ2, M00) \
TWO(MOVQ ( MP1, MP2 )) ;\
TWO(MOVQ ( MQ1, MQ2 )) ;\
;\
PUNPCKLBW ( M00, MQ1 ) /* qa1 | qb1 | qg1 | qr1 */ ;\
TWO(PUNPCKHBW ( M00, MQ2 )) /* qa2 | qb2 | qg2 | qr2 */ ;\
PUNPCKLBW ( M00, MP1 ) /* pa1 | pb1 | pg1 | pr1 */ ;\
-TWO(PUNPCKHBW ( M00, MP2 )) /* pa2 | pb2 | pg2 | pr2 */ ;\
- ;\
+TWO(PUNPCKHBW ( M00, MP2 )) /* pa2 | pb2 | pg2 | pr2 */
+
+#define GMB_ALPHA(MP1, MA1, MP2, MA2) \
MOVQ ( MP1, MA1 ) ;\
TWO(MOVQ ( MP2, MA2 )) ;\
;\
@@ -252,17 +234,21 @@ TWO(PUNPCKHWD ( MA2, MA2 )) /* pa2 | pa2 | |
PUNPCKHDQ ( MA1, MA1 ) /* pa1 | pa1 | pa1 | pa1 */ ;\
TWO(PUNPCKHDQ ( MA2, MA2 )) /* pa2 | pa2 | pa2 | pa2 */
-
-/* common blending storing code
- */
-#define GMB_STORE(rgba, MA1, MA2) \
- PACKUSWB ( MA2, MA1 ) /* sa2 | sb2 | sg2 | sr2 | sa1 | sb1 | sg1 | sr1 */ ;\
- ;\
-ONE(MOVD ( MA1, REGIND(rgba) )) ;\
-TWO(MOVQ ( MA1, REGIND(rgba) ))
+#define GMB_PACK( MS1, MS2 ) \
+ PACKUSWB ( MS2, MS1 ) /* sa2 | sb2 | sg2 | sr2 | sa1 | sb1 | sg1 | sr1 */ ;\
+#define GMB_STORE(rgba, MSS ) \
+ONE(MOVD ( MSS, REGIND(rgba) )) ;\
+TWO(MOVQ ( MSS, REGIND(rgba) ))
- SEG_TEXT
+
+ SEG_DATA
+
+ALIGNDATA8
+const_80:
+ D_LONG 0x00800080, 0x00800080
+
+ SEG_TEXT
/* common transparency blending mode
@@ -271,12 +257,34 @@ TWO(MOVQ ( MA1, REGIND(rgba) ))
#define TAG(x) x##_transparency
#define INIT \
- GMB_INIT( MM0 )
+ PXOR ( MM0, MM0 ) /* 0x0000 | 0x0000 | 0x0000 | 0x0000 */
+
+#define MAIN( rgba, dest ) \
+ GMB_LOAD( rgba, dest, MM1, MM2 ) ;\
+ GMB_UNPACK( MM1, MM2, MM4, MM5, MM0 ) ;\
+ GMB_ALPHA( MM1, MM3, MM4, MM6 ) ;\
+ GMB_LERP_GSC( MM1, MM2, MM3, MM4, MM5, MM6 ) ;\
+ GMB_PACK( MM3, MM6 ) ;\
+ GMB_STORE( rgba, MM3 )
+
+#include "mmx_blendtmp.h"
+
+
+/* modulate
+ */
+
+#define TAG(x) x##_modulate
+
+#define INIT \
+ PXOR ( MM0, MM0 ) /* 0x0000 | 0x0000 | 0x0000 | 0x0000 */ ;\
+ MOVQ ( CONTENT(const_80), MM7 ) /* 0xffff | 0xffff | 0xffff | 0xffff */
-#define MAIN \
- GMB_LOAD( EDI, ESI, MM1, MM2, MM3, MM4, MM5, MM6, MM0) ;\
- GMB_LERP_GSC( MM1, MM2, MM3, MM4, MM5, MM6 ) ;\
- GMB_STORE( EDI, MM3, MM6 )
+#define MAIN( rgba, dest ) \
+ GMB_LOAD( rgba, dest, MM1, MM2 ) ;\
+ GMB_UNPACK( MM1, MM2, MM4, MM5, MM0 ) ;\
+ GMB_MULT_GSR( MM1, MM2, MM4, MM5, MM7 ) ;\
+ GMB_PACK( MM2, MM5 ) ;\
+ GMB_STORE( rgba, MM2 )
#include "mmx_blendtmp.h"