mirror of https://github.com/mpv-player/mpv
mp3lib sse support - disabled by default
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@788 b3059339-0415-0410-9bf9-f77b7e298cf2
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50643c14eb
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7369497050
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@ -1181,15 +1181,20 @@ EOF
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echo "Creating mp3lib/config.mak"
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echo "Creating mp3lib/config.mak"
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if [ $_3dnowex = yes ]; then
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if [ $_3dnowex = yes ]; then
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_3dnowobjectsrcs='dct36_k7.s dct64_k7.s decode_k7.s dct36_3dnow.s dct64_3dnow.s decode_3dnow.s'
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_mp3libobjectsrcs='dct36_k7.s dct64_k7.s decode_k7.s dct36_3dnow.s dct64_3dnow.s decode_3dnow.s'
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_3dnowobjectobjs='dct36_k7.o dct64_k7.o decode_k7.o dct36_3dnow.o dct64_3dnow.o decode_3dnow.o'
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_mp3libobjectobjs='dct36_k7.o dct64_k7.o decode_k7.o dct36_3dnow.o dct64_3dnow.o decode_3dnow.o'
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else
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else
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if [ $_3dnow = yes ]; then
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if [ $_3dnow = yes ]; then
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_3dnowobjectsrcs='dct36_3dnow.s dct64_3dnow.s decode_3dnow.s'
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_mp3libobjectsrcs='dct36_3dnow.s dct64_3dnow.s decode_3dnow.s'
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_3dnowobjectobjs='dct36_3dnow.o dct64_3dnow.o decode_3dnow.o'
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_mp3libobjectobjs='dct36_3dnow.o dct64_3dnow.o decode_3dnow.o'
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else
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else
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_3dnowobjectsrcs=
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if [ $_sse = yes ]; then
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_3dnowobjectobjs=
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_mp3libobjectsrcs='decode_sse.s'
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_mp3libobjectobjs='decode_sse.o'
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else
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_mp3libobjectsrcs=
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_mp3libobjectobjs=
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fi
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fi
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fi
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fi
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fi
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@ -1197,8 +1202,8 @@ cat > mp3lib/config.mak << EOF
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include ../config.mak
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include ../config.mak
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OPTIONAL_SRCS = $_3dnowobjectsrcs
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OPTIONAL_SRCS = $_mp3libobjectsrcs
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OPTIONAL_OBJS = $_3dnowobjectobjs
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OPTIONAL_OBJS = $_mp3libobjectobjs
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EOF
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EOF
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@ -117,6 +117,15 @@ static int synth_1to1(real *bandPtr,int channel,unsigned char *out,int *pnt)
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int clip = 0;
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int clip = 0;
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int bo1;
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int bo1;
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#ifdef HAVE_SSE_MP3
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//if ( _3dnow )
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{
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int ret;
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ret=synth_1to1_sse( bandPtr,channel,out+*pnt );
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*pnt+=128;
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return ret;
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}
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#endif
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#ifdef HAVE_3DNOWEX
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#ifdef HAVE_3DNOWEX
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if ( _3dnow > 1 )
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if ( _3dnow > 1 )
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{
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{
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@ -0,0 +1,201 @@
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///
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/// Replacement of synth_1to1() with Intel's SSE SIMD operations support
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///
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/// This code based 'decode_k7.s' by Nick Kurshev
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/// <squash@mb.kcom.ne.jp>,only some types of changes have been made:
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///
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/// - SSE optimization
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/// - change function name for support SSE automatic detect
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///
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/// Modified by Nick Kurshev <nickols_k@mail.ru>
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///
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/ synth_1to1_3dnow works the same way as the c version of
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/ synth_1to1. this assembler code based 'decode-i586.s'
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/ (by Stefan Bieschewski <stb@acm.org>), two types of changes
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/ have been made:
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/ - use {MMX,3DNow!} instruction for reduce cpu
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/ - remove unused(?) local symbols
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/
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/ useful sources of information on optimizing 3DNow! code include:
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/ AMD 3DNow! Technology Manual (Publication #21928)
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/ English: http://www.amd.com/K6/k6docs/pdf/21928d.pdf
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/ (Japanese: http://www.amd.com/japan/K6/k6docs/j21928c.pdf)
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/ AMD-K6-2 Processor Code Optimization Application Note (Publication #21924)
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/ English: http://www.amd.com/K6/k6docs/pdf/21924b.pdf
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/
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/ This code was tested only AMD-K6-2 processor Linux systems,
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/ please tell me:
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/ - whether this code works on other 3DNow! capable processors
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/ (ex.IDT-C6-2) or not
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/ - whether this code works on other OSes or not
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/
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/ by KIMURA Takuhiro <kim@hannah.ipc.miyakyo-u.ac.jp> - until 31.Mar.1998
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/ <kim@comtec.co.jp> - after 1.Apr.1998
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/ Enhancments for q-word operation by Michael Hipp
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.bss
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.comm buffs,4352,4
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.data
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.align 4
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bo:
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.long 1
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.text
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/* int synth_1to1(real *bandPtr,int channel,unsigned char *out) */
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.globl synth_1to1_sse
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synth_1to1_sse:
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subl $12,%esp
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pushl %ebp
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pushl %edi
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pushl %esi
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pushl %ebx
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movl 32(%esp),%eax
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movl 40(%esp),%esi
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movl $0,%edi
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movl bo,%ebp
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cmpl %edi,36(%esp)
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jne .L48
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decl %ebp
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andl $15,%ebp
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movl %ebp,bo
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movl $buffs,%ecx
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jmp .L49
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.L48:
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addl $2,%esi
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movl $buffs+2176,%ecx
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.L49:
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testl $1,%ebp
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je .L50
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movl %ecx,%ebx
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movl %ebp,16(%esp)
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pushl %eax
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movl 20(%esp),%edx
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leal (%ebx,%edx,4),%eax
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pushl %eax
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movl 24(%esp),%eax
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incl %eax
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andl $15,%eax
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leal 1088(,%eax,4),%eax
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addl %ebx,%eax
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jmp .L74
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.L50:
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leal 1088(%ecx),%ebx
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leal 1(%ebp),%edx
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movl %edx,16(%esp)
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pushl %eax
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leal 1092(%ecx,%ebp,4),%eax
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pushl %eax
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leal (%ecx,%ebp,4),%eax
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.L74:
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pushl %eax
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call dct64
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addl $12,%esp
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movl 16(%esp),%edx
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leal 0(,%edx,4),%edx
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movl $decwin+64,%eax
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movl %eax,%ecx
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subl %edx,%ecx
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movl $16,%ebp
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.L55:
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movups (%ecx), %xmm4
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mulps (%ebx), %xmm4
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movups 16(%ecx), %xmm0
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mulps 16(%ebx), %xmm0
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addps %xmm0, %xmm4
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movups 32(%ecx), %xmm1
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mulps 32(%ebx), %xmm1
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addps %xmm1, %xmm4
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movups 48(%ecx), %xmm0
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mulps 48(%ebx), %xmm0
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addps %xmm0, %xmm4
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shufps $0xDD, %xmm4, %xmm1 /* fake of pfacc. 3|2|3|2 */
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addps %xmm1, %xmm4
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shufps $0x55, %xmm4, %xmm1 /* fake of pfnacc. 1|1|1|1 */
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subps %xmm1, %xmm4
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cvtps2pi %xmm4, %mm4
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movd %mm4,%eax
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sar $16,%eax
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movw %ax,(%esi)
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addl $64,%ebx
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subl $-128,%ecx
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addl $4,%esi
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decl %ebp
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jnz .L55
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/ --- end of loop 1 ---
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movups (%ecx), %xmm4
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mulps (%ebx), %xmm4
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movups 16(%ecx), %xmm0
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mulps 16(%ebx), %xmm0
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addps %xmm0, %xmm4
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movups 32(%ecx), %xmm1
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mulps 32(%ebx), %xmm1
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addps %xmm1, %xmm4
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movups 48(%ecx), %xmm0
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mulps 48(%ebx), %xmm0
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addps %xmm0, %xmm4
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shufps $0xDD, %xmm4, %xmm1 /* 3|2|3|2 */
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addps %xmm1, %xmm4
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cvtps2pi %xmm4, %mm4
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movd %mm4, %eax
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sar $16,%eax
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movw %ax,(%esi)
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addl $-64,%ebx
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addl $4,%esi
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addl $256,%ecx
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movl $15,%ebp
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.L68:
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xorps %xmm3, %xmm3
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movups (%ecx), %xmm4
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mulps (%ebx), %xmm4
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subps %xmm4, %xmm3
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movups 16(%ecx), %xmm0
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mulps 16(%ebx), %xmm0
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subps %xmm0, %xmm3
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movups 32(%ecx), %xmm1
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mulps 32(%ebx), %xmm1
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subps %xmm1, %xmm3
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movups 48(%ecx), %xmm0
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mulps 48(%ebx), %xmm0
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subps %xmm0, %xmm3
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shufps $0xDD, %xmm3, %xmm1 /* 3|2|3|2 */
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addps %xmm1, %xmm3
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shufps $0x55, %xmm3, %xmm1 /* fake of pfacc 1|1|1|1 */
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addps %xmm1, %xmm3
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cvtps2pi %xmm3, %mm0
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movd %mm0,%eax
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sar $16,%eax
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movw %ax,(%esi)
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addl $-64,%ebx
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subl $-128,%ecx
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addl $4,%esi
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decl %ebp
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jnz .L68
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/ --- end of loop 2
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emms
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movl %edi,%eax
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popl %ebx
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popl %esi
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popl %edi
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popl %ebp
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addl $12,%esp
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ret
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@ -128,3 +128,9 @@ extern void dct64(real *a,real *b,real *c);
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extern void dct36_3dnowex(real *,real *,real *,real *,real *);
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extern void dct36_3dnowex(real *,real *,real *,real *,real *);
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extern int synth_1to1_3dnowex( real *,int,unsigned char * );
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extern int synth_1to1_3dnowex( real *,int,unsigned char * );
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#endif
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#endif
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#ifdef HAVE_SSE_MP3
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// extern void dct64_3dnow( real *,real *, real * );
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// extern void dct36_3dnow(real *,real *,real *,real *,real *);
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extern int synth_1to1_sse( real *,int,unsigned char * );
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#endif
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