MultiMedia/cdxlplay/ppc/p2c/p2c_5.s

   1 #
   2 #  Planar 2 Chunky routine (C) 2009 Fredrik Wikstrom
   3 #
   4 p2c_5:
   5         add             r3,r4,r4
   6         add             r11,r10,r4
   7         add             r12,r10,r3
   8         add             r13,r11,r3
   9         add             r14,r12,r3
  10
  11         mr              r4,r6
  12 p2c_5_001:
  13         subi    r7,r7,1
  14 p2c_5_002:
  15         lhzu    r18,2(r10)
  16         lhzu    r19,2(r11)
  17         lhzu    r20,2(r12)
  18         lhzu    r21,2(r13)
  19         lhzu    r22,2(r14)
  20
  21         subi    r4,r4,1
  22
  23         # pixels 0, 4, 8 and 12
  24         rlwinm  r26,r18,9,7,7
  25         rlwinm  r27,r18,13,7,7
  26         rlwinm  r28,r18,17,7,7
  27         rlwinm  r29,r18,21,7,7
  28         rlwimi  r26,r19,10,6,6
  29         rlwimi  r27,r19,14,6,6
  30         rlwimi  r28,r19,18,6,6
  31         rlwimi  r29,r19,22,6,6
  32         rlwimi  r26,r20,11,5,5
  33         rlwimi  r27,r20,15,5,5
  34         rlwimi  r28,r20,19,5,5
  35         rlwimi  r29,r20,23,5,5
  36         rlwimi  r26,r21,12,4,4
  37         rlwimi  r27,r21,16,4,4
  38         rlwimi  r28,r21,20,4,4
  39         rlwimi  r29,r21,24,4,4
  40         rlwimi  r26,r22,13,3,3
  41         rlwimi  r27,r22,17,3,3
  42         rlwimi  r28,r22,21,3,3
  43         rlwimi  r29,r22,25,3,3
  44
  45         # pixels 1, 5, 9 and 13
  46         rlwimi  r26,r18,2,15,15
  47         rlwimi  r27,r18,6,15,15
  48         rlwimi  r28,r18,10,15,15
  49         rlwimi  r29,r18,14,15,15
  50         rlwimi  r26,r19,3,14,14
  51         rlwimi  r27,r19,7,14,14
  52         rlwimi  r28,r19,11,14,14
  53         rlwimi  r29,r19,15,14,14
  54         rlwimi  r26,r20,4,13,13
  55         rlwimi  r27,r20,8,13,13
  56         rlwimi  r28,r20,12,13,13
  57         rlwimi  r29,r20,16,13,13
  58         rlwimi  r26,r21,5,12,12
  59         rlwimi  r27,r21,9,12,12
  60         rlwimi  r28,r21,13,12,12
  61         rlwimi  r29,r21,17,12,12
  62         rlwimi  r26,r22,6,11,11
  63         rlwimi  r27,r22,10,11,11
  64         rlwimi  r28,r22,14,11,11
  65         rlwimi  r29,r22,18,11,11
  66
  67         # pixels 2, 6, 10 and 14
  68         rlwimi  r26,r18,27,23,23
  69         rlwimi  r27,r18,31,23,23
  70         rlwimi  r28,r18,3,23,23
  71         rlwimi  r29,r18,7,23,23
  72         rlwimi  r26,r19,28,22,22
  73         rlwimi  r27,r19,0,22,22
  74         rlwimi  r28,r19,4,22,22
  75         rlwimi  r29,r19,8,22,22
  76         rlwimi  r26,r20,29,21,21
  77         rlwimi  r27,r20,1,21,21
  78         rlwimi  r28,r20,5,21,21
  79         rlwimi  r29,r20,9,21,21
  80         rlwimi  r26,r21,30,20,20
  81         rlwimi  r27,r21,2,20,20
  82         rlwimi  r28,r21,6,20,20
  83         rlwimi  r29,r21,10,20,20
  84         rlwimi  r26,r22,31,19,19
  85         rlwimi  r27,r22,3,19,19
  86         rlwimi  r28,r22,7,19,19
  87         rlwimi  r29,r22,11,19,19
  88
  89         # pixels 3, 7, 11 and 15
  90         rlwimi  r26,r18,20,31,31
  91         rlwimi  r27,r18,24,31,31
  92         rlwimi  r28,r18,28,31,31
  93         rlwimi  r29,r18,0,31,31
  94         rlwimi  r26,r19,21,30,30
  95         rlwimi  r27,r19,25,30,30
  96         rlwimi  r28,r19,29,30,30
  97         rlwimi  r29,r19,1,30,30
  98         rlwimi  r26,r20,22,29,29
  99         rlwimi  r27,r20,26,29,29
 100         rlwimi  r28,r20,30,29,29
 101         rlwimi  r29,r20,2,29,29
 102         rlwimi  r26,r21,23,28,28
 103         rlwimi  r27,r21,27,28,28
 104         rlwimi  r28,r21,31,28,28
 105         rlwimi  r29,r21,3,28,28
 106         rlwimi  r26,r22,24,27,27
 107         rlwimi  r27,r22,28,27,27
 108         rlwimi  r28,r22,0,27,27
 109         rlwimi  r29,r22,4,27,27
 110
 111         cmpwi   cr0,r4,0
 112
 113         stw             r26,4(r5)
 114         stw             r27,8(r5)
 115         stw             r28,12(r5)
 116         stwu    r29,16(r5)
 117
 118         bne+    p2c_5_002
 119
 120         cmpwi   cr0,r7,0
 121         mr              r4,r6
 122         bne+    p2c_5_001
 123
 124         lmw             r13,0(r1)
 125         addi    r1,r1,76
 126         blr