Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 3960 | Serge | 1 | /* |
| 2 | equalizer_3dnow: 3DNow! optimized do_equalizer() |
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| 3 | |||
| 4 | copyright ?-2006 by the mpg123 project - free software under the terms of the LGPL 2.1 |
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| 5 | see COPYING and AUTHORS files in distribution or http://mpg123.org |
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| 6 | initially written by KIMURA Takuhiro |
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| 7 | */ |
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| 8 | |||
| 9 | #include "mangle.h" |
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| 10 | |||
| 11 | .text |
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| 12 | ALIGN4 |
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| 13 | .globl ASM_NAME(do_equalizer_3dnow) |
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| 14 | /* .type ASM_NAME(do_equalizer_3dnow),@function */ |
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| 15 | /* void do_equalizer(real *bandPtr,int channel, real equalizer[2][32]); */ |
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| 16 | ASM_NAME(do_equalizer_3dnow): |
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| 17 | pushl %esi |
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| 18 | pushl %ebx |
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| 19 | /* bandPtr */ |
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| 20 | movl 12(%esp),%ebx |
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| 21 | /* channel */ |
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| 22 | movl 16(%esp),%ecx |
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| 23 | xorl %edx,%edx |
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| 24 | /* equalizer */ |
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| 25 | movl 20(%esp),%esi |
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| 26 | sall $7,%ecx |
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| 27 | ALIGN4 |
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| 28 | .L9: |
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| 29 | movq (%ebx,%edx),%mm0 |
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| 30 | pfmul (%esi,%ecx),%mm0 |
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| 31 | |||
| 32 | movq 8(%ebx,%edx),%mm1 |
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| 33 | pfmul 8(%esi,%ecx),%mm1 |
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| 34 | movq %mm0,(%ebx,%edx) |
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| 35 | |||
| 36 | movq 16(%ebx,%edx),%mm0 |
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| 37 | pfmul 16(%esi,%ecx),%mm0 |
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| 38 | movq %mm1,8(%ebx,%edx) |
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| 39 | |||
| 40 | movq 24(%ebx,%edx),%mm1 |
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| 41 | pfmul 24(%esi,%ecx),%mm1 |
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| 42 | movq %mm0,16(%ebx,%edx) |
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| 43 | |||
| 44 | movq 32(%ebx,%edx),%mm0 |
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| 45 | pfmul 32(%esi,%ecx),%mm0 |
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| 46 | movq %mm1,24(%ebx,%edx) |
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| 47 | |||
| 48 | movq 40(%ebx,%edx),%mm1 |
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| 49 | pfmul 40(%esi,%ecx),%mm1 |
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| 50 | movq %mm0,32(%ebx,%edx) |
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| 51 | |||
| 52 | movq 48(%ebx,%edx),%mm0 |
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| 53 | pfmul 48(%esi,%ecx),%mm0 |
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| 54 | movq %mm1,40(%ebx,%edx) |
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| 55 | |||
| 56 | movq 56(%ebx,%edx),%mm1 |
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| 57 | pfmul 56(%esi,%ecx),%mm1 |
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| 58 | movq %mm0,48(%ebx,%edx) |
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| 59 | movq %mm1,56(%ebx,%edx) |
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| 60 | |||
| 61 | addl $64,%edx |
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| 62 | addl $32,%ecx |
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| 63 | cmpl $124,%edx |
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| 64 | jle .L9 |
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| 65 | ALIGN4 |
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| 66 | popl %ebx |
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| 67 | popl %esi |
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| 68 | ret |
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| 69 | |||
| 70 | NONEXEC_STACK |