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| author | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-12-18 17:29:27 +0000 |
|---|---|---|
| committer | michael <michael@b3059339-0415-0410-9bf9-f77b7e298cf2> | 2001-12-18 17:29:27 +0000 |
| commit | 1db88fbdcb0cefcd3a35741c072be44b2cb14cf8 (patch) | |
| tree | 0bc33e32fe8e778a0f255cf5b41e595c605b80bf /liba52 | |
| parent | 932ce66431fc45c0cf6923822300f05813ccbbdc (diff) | |
| download | mpv-1db88fbdcb0cefcd3a35741c072be44b2cb14cf8.tar.bz2 mpv-1db88fbdcb0cefcd3a35741c072be44b2cb14cf8.tar.xz | |
removing unnecessary sse sin/cos LUT
git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@3585 b3059339-0415-0410-9bf9-f77b7e298cf2
Diffstat (limited to 'liba52')
| -rw-r--r-- | liba52/imdct.c | 28 |
1 files changed, 12 insertions, 16 deletions
diff --git a/liba52/imdct.c b/liba52/imdct.c index 933df062c1..fdd804360b 100644 --- a/liba52/imdct.c +++ b/liba52/imdct.c @@ -79,8 +79,6 @@ static uint8_t bit_reverse_256[] = { // NOTE: SSE needs 16byte alignment or it will segfault // static complex_t __attribute__((aligned(16))) buf[128]; -static float __attribute__((aligned(16))) sseSinCos1a[256]; -static float __attribute__((aligned(16))) sseSinCos1b[256]; static float __attribute__((aligned(16))) sseSinCos1c[256]; static float __attribute__((aligned(16))) sseSinCos1d[256]; static float __attribute__((aligned(16))) ps111_1[4]={1,1,1,-1}; @@ -388,17 +386,20 @@ imdct_do_512_sse(sample_t data[],sample_t delay[], sample_t bias) "pushl %%ebp \n\t" //use ebp without telling gcc ".balign 16 \n\t" "1: \n\t" - "movaps (%0, %%esi), %%xmm0 \n\t" - "movaps (%0, %%edi), %%xmm1 \n\t" - "shufps $0xA0, %%xmm0, %%xmm0 \n\t" - "shufps $0x5F, %%xmm1, %%xmm1 \n\t" - "mulps sseSinCos1a(%%esi), %%xmm0 \n\t" - "mulps sseSinCos1b(%%esi), %%xmm1 \n\t" - "addps %%xmm1, %%xmm0 \n\t" + "movlps (%0, %%esi), %%xmm0 \n\t" // XXXI + "movhps 8(%0, %%edi), %%xmm0 \n\t" // RXXI + "movlps 8(%0, %%esi), %%xmm1 \n\t" // XXXi + "movhps (%0, %%edi), %%xmm1 \n\t" // rXXi + "shufps $0x33, %%xmm1, %%xmm0 \n\t" // irIR + "movaps sseSinCos1c(%%esi), %%xmm2 \n\t" + "mulps %%xmm0, %%xmm2 \n\t" + "shufps $0xB1, %%xmm0, %%xmm0 \n\t" // riRI + "mulps sseSinCos1d(%%esi), %%xmm0 \n\t" + "subps %%xmm0, %%xmm2 \n\t" "movzbl (%%eax), %%edx \n\t" "movzbl 1(%%eax), %%ebp \n\t" - "movlps %%xmm0, (%1, %%edx,8) \n\t" - "movhps %%xmm0, (%1, %%ebp,8) \n\t" + "movlps %%xmm2, (%1, %%edx,8) \n\t" + "movhps %%xmm2, (%1, %%ebp,8) \n\t" "addl $16, %%esi \n\t" "addl $2, %%eax \n\t" // avoid complex addressing for P4 crap "subl $16, %%edi \n\t" @@ -831,11 +832,6 @@ void imdct_init (uint32_t mm_accel) } #ifdef ARCH_X86 for (i = 0; i < 128; i++) { - sseSinCos1a[2*i+0]= -xsin1[i]; - sseSinCos1a[2*i+1]= -xcos1[i]; - sseSinCos1b[2*i+0]= xcos1[i]; - sseSinCos1b[2*i+1]= -xsin1[i]; - sseSinCos1c[2*i+0]= xcos1[i]; sseSinCos1c[2*i+1]= -xcos1[i]; sseSinCos1d[2*i+0]= xsin1[i]; |