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527f2f9057
* Create a branch for some evul shell experiments. svn path=/branches/shell-experiments/; revision=61927
71 lines
1.3 KiB
ArmAsm
71 lines
1.3 KiB
ArmAsm
/*
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equalizer_3dnow: 3DNow! optimized do_equalizer()
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copyright ?-2006 by the mpg123 project - free software under the terms of the LGPL 2.1
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see COPYING and AUTHORS files in distribution or http://mpg123.org
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initially written by KIMURA Takuhiro
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*/
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#include "mangle.h"
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.text
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ALIGN4
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.globl ASM_NAME(do_equalizer_3dnow)
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/* .type ASM_NAME(do_equalizer_3dnow),@function */
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/* void do_equalizer(real *bandPtr,int channel, real equalizer[2][32]); */
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ASM_NAME(do_equalizer_3dnow):
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pushl %esi
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pushl %ebx
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/* bandPtr */
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movl 12(%esp),%ebx
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/* channel */
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movl 16(%esp),%ecx
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xorl %edx,%edx
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/* equalizer */
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movl 20(%esp),%esi
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sall $7,%ecx
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ALIGN4
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.L9:
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movq (%ebx,%edx),%mm0
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pfmul (%esi,%ecx),%mm0
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movq 8(%ebx,%edx),%mm1
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pfmul 8(%esi,%ecx),%mm1
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movq %mm0,(%ebx,%edx)
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movq 16(%ebx,%edx),%mm0
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pfmul 16(%esi,%ecx),%mm0
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movq %mm1,8(%ebx,%edx)
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movq 24(%ebx,%edx),%mm1
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pfmul 24(%esi,%ecx),%mm1
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movq %mm0,16(%ebx,%edx)
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movq 32(%ebx,%edx),%mm0
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pfmul 32(%esi,%ecx),%mm0
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movq %mm1,24(%ebx,%edx)
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movq 40(%ebx,%edx),%mm1
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pfmul 40(%esi,%ecx),%mm1
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movq %mm0,32(%ebx,%edx)
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movq 48(%ebx,%edx),%mm0
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pfmul 48(%esi,%ecx),%mm0
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movq %mm1,40(%ebx,%edx)
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movq 56(%ebx,%edx),%mm1
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pfmul 56(%esi,%ecx),%mm1
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movq %mm0,48(%ebx,%edx)
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movq %mm1,56(%ebx,%edx)
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addl $64,%edx
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addl $32,%ecx
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cmpl $124,%edx
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jle .L9
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ALIGN4
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popl %ebx
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popl %esi
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ret
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NONEXEC_STACK
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