/ / dct36_3dnow.s - 3DNow! optimized dct36() / / This code based 'dct36_3dnow.s' by Syuuhei Kashiyama / ,only two types of changes have been made: / / - remove PREFETCH instruction for speedup / - change function name for support 3DNow! automatic detect / / You can find Kashiyama's original 3dnow! support patch / (for mpg123-0.59o) at / http://user.ecc.u-tokyo.ac.jp/~g810370/linux-simd/ (Japanese). / / by KIMURA Takuhiro - until 31.Mar.1999 / - after 1.Apr.1999 / /// /// Replacement of dct36() with AMD's 3DNow! SIMD operations support /// /// Syuuhei Kashiyama /// /// The author of this program disclaim whole expressed or implied /// warranties with regard to this program, and in no event shall the /// author of this program liable to whatever resulted from the use of /// this program. Use it at your own risk. /// .globl dct36_3dnow .type dct36_3dnow,@function dct36_3dnow: pushl %ebp movl %esp,%ebp subl $120,%esp pushl %esi pushl %ebx movl 8(%ebp),%eax movl 12(%ebp),%esi movl 16(%ebp),%ecx movl 20(%ebp),%edx movl 24(%ebp),%ebx leal -128(%ebp),%esp femms movq (%eax),%mm0 movq 4(%eax),%mm1 pfadd %mm1,%mm0 movq %mm0,4(%eax) psrlq $32,%mm1 movq 12(%eax),%mm2 punpckldq %mm2,%mm1 pfadd %mm2,%mm1 movq %mm1,12(%eax) psrlq $32,%mm2 movq 20(%eax),%mm3 punpckldq %mm3,%mm2 pfadd %mm3,%mm2 movq %mm2,20(%eax) psrlq $32,%mm3 movq 28(%eax),%mm4 punpckldq %mm4,%mm3 pfadd %mm4,%mm3 movq %mm3,28(%eax) psrlq $32,%mm4 movq 36(%eax),%mm5 punpckldq %mm5,%mm4 pfadd %mm5,%mm4 movq %mm4,36(%eax) psrlq $32,%mm5 movq 44(%eax),%mm6 punpckldq %mm6,%mm5 pfadd %mm6,%mm5 movq %mm5,44(%eax) psrlq $32,%mm6 movq 52(%eax),%mm7 punpckldq %mm7,%mm6 pfadd %mm7,%mm6 movq %mm6,52(%eax) psrlq $32,%mm7 movq 60(%eax),%mm0 punpckldq %mm0,%mm7 pfadd %mm0,%mm7 movq %mm7,60(%eax) psrlq $32,%mm0 movd 68(%eax),%mm1 pfadd %mm1,%mm0 movd %mm0,68(%eax) movd 4(%eax),%mm0 movd 12(%eax),%mm1 punpckldq %mm1,%mm0 punpckldq 20(%eax),%mm1 pfadd %mm1,%mm0 movd %mm0,12(%eax) psrlq $32,%mm0 movd %mm0,20(%eax) psrlq $32,%mm1 movd 28(%eax),%mm2 punpckldq %mm2,%mm1 punpckldq 36(%eax),%mm2 pfadd %mm2,%mm1 movd %mm1,28(%eax) psrlq $32,%mm1 movd %mm1,36(%eax) psrlq $32,%mm2 movd 44(%eax),%mm3 punpckldq %mm3,%mm2 punpckldq 52(%eax),%mm3 pfadd %mm3,%mm2 movd %mm2,44(%eax) psrlq $32,%mm2 movd %mm2,52(%eax) psrlq $32,%mm3 movd 60(%eax),%mm4 punpckldq %mm4,%mm3 punpckldq 68(%eax),%mm4 pfadd %mm4,%mm3 movd %mm3,60(%eax) psrlq $32,%mm3 movd %mm3,68(%eax) movq 24(%eax),%mm0 movq 48(%eax),%mm1 movd COS9+12,%mm2 punpckldq %mm2,%mm2 movd COS9+24,%mm3 punpckldq %mm3,%mm3 pfmul %mm2,%mm0 pfmul %mm3,%mm1 pushl %eax movl $1,%eax movd %eax,%mm7 pi2fd %mm7,%mm7 popl %eax movq 8(%eax),%mm2 movd COS9+4,%mm3 punpckldq %mm3,%mm3 pfmul %mm3,%mm2 pfadd %mm0,%mm2 movq 40(%eax),%mm3 movd COS9+20,%mm4 punpckldq %mm4,%mm4 pfmul %mm4,%mm3 pfadd %mm3,%mm2 movq 56(%eax),%mm3 movd COS9+28,%mm4 punpckldq %mm4,%mm4 pfmul %mm4,%mm3 pfadd %mm3,%mm2 movq (%eax),%mm3 movq 16(%eax),%mm4 movd COS9+8,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfadd %mm4,%mm3 movq 32(%eax),%mm4 movd COS9+16,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfadd %mm4,%mm3 pfadd %mm1,%mm3 movq 64(%eax),%mm4 movd COS9+32,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfadd %mm4,%mm3 movq %mm2,%mm4 pfadd %mm3,%mm4 movq %mm7,%mm5 punpckldq tfcos36+0,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 108(%edx),%mm6 punpckldq 104(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,36(%ecx) psrlq $32,%mm5 movd %mm5,32(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 32(%edx),%mm6 punpckldq 36(%edx),%mm6 pfmul %mm6,%mm5 movd 32(%esi),%mm6 punpckldq 36(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,1024(%ebx) psrlq $32,%mm5 movd %mm5,1152(%ebx) movq %mm3,%mm4 pfsub %mm2,%mm4 movq %mm7,%mm5 punpckldq tfcos36+32,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 140(%edx),%mm6 punpckldq 72(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,68(%ecx) psrlq $32,%mm5 movd %mm5,0(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 0(%edx),%mm6 punpckldq 68(%edx),%mm6 pfmul %mm6,%mm5 movd 0(%esi),%mm6 punpckldq 68(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,0(%ebx) psrlq $32,%mm5 movd %mm5,2176(%ebx) movq 8(%eax),%mm2 movq 40(%eax),%mm3 pfsub %mm3,%mm2 movq 56(%eax),%mm3 pfsub %mm3,%mm2 movd COS9+12,%mm3 punpckldq %mm3,%mm3 pfmul %mm3,%mm2 movq 16(%eax),%mm3 movq 32(%eax),%mm4 pfsub %mm4,%mm3 movq 64(%eax),%mm4 pfsub %mm4,%mm3 movd COS9+24,%mm4 punpckldq %mm4,%mm4 pfmul %mm4,%mm3 movq 48(%eax),%mm4 pfsub %mm4,%mm3 movq (%eax),%mm4 pfadd %mm4,%mm3 movq %mm2,%mm4 pfadd %mm3,%mm4 movq %mm7,%mm5 punpckldq tfcos36+4,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 112(%edx),%mm6 punpckldq 100(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,40(%ecx) psrlq $32,%mm5 movd %mm5,28(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 28(%edx),%mm6 punpckldq 40(%edx),%mm6 pfmul %mm6,%mm5 movd 28(%esi),%mm6 punpckldq 40(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,896(%ebx) psrlq $32,%mm5 movd %mm5,1280(%ebx) movq %mm3,%mm4 pfsub %mm2,%mm4 movq %mm7,%mm5 punpckldq tfcos36+28,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 136(%edx),%mm6 punpckldq 76(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,64(%ecx) psrlq $32,%mm5 movd %mm5,4(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 4(%edx),%mm6 punpckldq 64(%edx),%mm6 pfmul %mm6,%mm5 movd 4(%esi),%mm6 punpckldq 64(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,128(%ebx) psrlq $32,%mm5 movd %mm5,2048(%ebx) movq 8(%eax),%mm2 movd COS9+20,%mm3 punpckldq %mm3,%mm3 pfmul %mm3,%mm2 pfsub %mm0,%mm2 movq 40(%eax),%mm3 movd COS9+28,%mm4 punpckldq %mm4,%mm4 pfmul %mm4,%mm3 pfsub %mm3,%mm2 movq 56(%eax),%mm3 movd COS9+4,%mm4 punpckldq %mm4,%mm4 pfmul %mm4,%mm3 pfadd %mm3,%mm2 movq (%eax),%mm3 movq 16(%eax),%mm4 movd COS9+32,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfsub %mm4,%mm3 movq 32(%eax),%mm4 movd COS9+8,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfsub %mm4,%mm3 pfadd %mm1,%mm3 movq 64(%eax),%mm4 movd COS9+16,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfadd %mm4,%mm3 movq %mm2,%mm4 pfadd %mm3,%mm4 movq %mm7,%mm5 punpckldq tfcos36+8,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 116(%edx),%mm6 punpckldq 96(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,44(%ecx) psrlq $32,%mm5 movd %mm5,24(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 24(%edx),%mm6 punpckldq 44(%edx),%mm6 pfmul %mm6,%mm5 movd 24(%esi),%mm6 punpckldq 44(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,768(%ebx) psrlq $32,%mm5 movd %mm5,1408(%ebx) movq %mm3,%mm4 pfsub %mm2,%mm4 movq %mm7,%mm5 punpckldq tfcos36+24,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 132(%edx),%mm6 punpckldq 80(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,60(%ecx) psrlq $32,%mm5 movd %mm5,8(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 8(%edx),%mm6 punpckldq 60(%edx),%mm6 pfmul %mm6,%mm5 movd 8(%esi),%mm6 punpckldq 60(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,256(%ebx) psrlq $32,%mm5 movd %mm5,1920(%ebx) movq 8(%eax),%mm2 movd COS9+28,%mm3 punpckldq %mm3,%mm3 pfmul %mm3,%mm2 pfsub %mm0,%mm2 movq 40(%eax),%mm3 movd COS9+4,%mm4 punpckldq %mm4,%mm4 pfmul %mm4,%mm3 pfadd %mm3,%mm2 movq 56(%eax),%mm3 movd COS9+20,%mm4 punpckldq %mm4,%mm4 pfmul %mm4,%mm3 pfsub %mm3,%mm2 movq (%eax),%mm3 movq 16(%eax),%mm4 movd COS9+16,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfsub %mm4,%mm3 movq 32(%eax),%mm4 movd COS9+32,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfadd %mm4,%mm3 pfadd %mm1,%mm3 movq 64(%eax),%mm4 movd COS9+8,%mm5 punpckldq %mm5,%mm5 pfmul %mm5,%mm4 pfsub %mm4,%mm3 movq %mm2,%mm4 pfadd %mm3,%mm4 movq %mm7,%mm5 punpckldq tfcos36+12,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 120(%edx),%mm6 punpckldq 92(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,48(%ecx) psrlq $32,%mm5 movd %mm5,20(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 20(%edx),%mm6 punpckldq 48(%edx),%mm6 pfmul %mm6,%mm5 movd 20(%esi),%mm6 punpckldq 48(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,640(%ebx) psrlq $32,%mm5 movd %mm5,1536(%ebx) movq %mm3,%mm4 pfsub %mm2,%mm4 movq %mm7,%mm5 punpckldq tfcos36+20,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 128(%edx),%mm6 punpckldq 84(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,56(%ecx) psrlq $32,%mm5 movd %mm5,12(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 12(%edx),%mm6 punpckldq 56(%edx),%mm6 pfmul %mm6,%mm5 movd 12(%esi),%mm6 punpckldq 56(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,384(%ebx) psrlq $32,%mm5 movd %mm5,1792(%ebx) movq (%eax),%mm4 movq 16(%eax),%mm3 pfsub %mm3,%mm4 movq 32(%eax),%mm3 pfadd %mm3,%mm4 movq 48(%eax),%mm3 pfsub %mm3,%mm4 movq 64(%eax),%mm3 pfadd %mm3,%mm4 movq %mm7,%mm5 punpckldq tfcos36+16,%mm5 pfmul %mm5,%mm4 movq %mm4,%mm5 pfacc %mm5,%mm5 movd 124(%edx),%mm6 punpckldq 88(%edx),%mm6 pfmul %mm6,%mm5 movd %mm5,52(%ecx) psrlq $32,%mm5 movd %mm5,16(%ecx) movq %mm4,%mm6 punpckldq %mm6,%mm5 pfsub %mm6,%mm5 punpckhdq %mm5,%mm5 movd 16(%edx),%mm6 punpckldq 52(%edx),%mm6 pfmul %mm6,%mm5 movd 16(%esi),%mm6 punpckldq 52(%esi),%mm6 pfadd %mm6,%mm5 movd %mm5,512(%ebx) psrlq $32,%mm5 movd %mm5,1664(%ebx) femms popl %ebx popl %esi movl %ebp,%esp popl %ebp ret