3dnow optimization. Not all functions are tested!!!

git-svn-id: svn://svn.mplayerhq.hu/mplayer/trunk@4234 b3059339-0415-0410-9bf9-f77b7e298cf2
This commit is contained in:
nick
2002-01-18 09:58:43 +00:00
parent e4968a4edb
commit 8594ea6dbc
+614
View File
@@ -41,6 +41,8 @@ void (*upmix)(sample_t * samples, int acmod, int output)= NULL;
static void downmix_SSE (sample_t * samples, int acmod, int output, sample_t bias,
sample_t clev, sample_t slev);
static void downmix_3dnow (sample_t * samples, int acmod, int output, sample_t bias,
sample_t clev, sample_t slev);
static void downmix_C (sample_t * samples, int acmod, int output, sample_t bias,
sample_t clev, sample_t slev);
static void upmix_MMX (sample_t * samples, int acmod, int output);
@@ -53,6 +55,7 @@ void downmix_accel_init(uint32_t mm_accel)
#ifdef ARCH_X86
if(mm_accel & MM_ACCEL_X86_MMX) upmix= upmix_MMX;
if(mm_accel & MM_ACCEL_X86_SSE) downmix= downmix_SSE;
if(mm_accel & MM_ACCEL_X86_3DNOW) downmix= downmix_3dnow;
#endif
}
@@ -685,6 +688,7 @@ static void mix2to1_SSE (sample_t * dest, sample_t * src, sample_t bias)
"movlps %2, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps (%0, %%esi), %%xmm0 \n\t"
"movaps 16(%0, %%esi), %%xmm1 \n\t"
@@ -707,6 +711,7 @@ static void mix3to1_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps (%0, %%esi), %%xmm0 \n\t"
"movaps 1024(%0, %%esi), %%xmm1 \n\t"
@@ -727,6 +732,7 @@ static void mix4to1_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps (%0, %%esi), %%xmm0 \n\t"
"movaps 1024(%0, %%esi), %%xmm1 \n\t"
@@ -748,6 +754,7 @@ static void mix5to1_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps (%0, %%esi), %%xmm0 \n\t"
"movaps 1024(%0, %%esi), %%xmm1 \n\t"
@@ -770,6 +777,7 @@ static void mix3to2_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 1024(%0, %%esi), %%xmm0 \n\t"
"addps %%xmm7, %%xmm0 \n\t" //common
@@ -792,6 +800,7 @@ static void mix21to2_SSE (sample_t * left, sample_t * right, sample_t bias)
"movlps %2, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 1024(%1, %%esi), %%xmm0 \n\t"
"addps %%xmm7, %%xmm0 \n\t" //common
@@ -814,6 +823,7 @@ static void mix21toS_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 2048(%0, %%esi), %%xmm0 \n\t" // surround
"movaps (%0, %%esi), %%xmm1 \n\t"
@@ -837,6 +847,7 @@ static void mix31to2_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 1024(%0, %%esi), %%xmm0 \n\t"
"addps 3072(%0, %%esi), %%xmm0 \n\t"
@@ -860,6 +871,7 @@ static void mix31toS_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 1024(%0, %%esi), %%xmm0 \n\t"
"movaps 3072(%0, %%esi), %%xmm3 \n\t" // surround
@@ -885,6 +897,7 @@ static void mix22toS_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 2048(%0, %%esi), %%xmm0 \n\t"
"addps 3072(%0, %%esi), %%xmm0 \n\t" // surround
@@ -909,6 +922,7 @@ static void mix32to2_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 1024(%0, %%esi), %%xmm0 \n\t"
"addps %%xmm7, %%xmm0 \n\t" // common
@@ -932,6 +946,7 @@ static void mix32toS_SSE (sample_t * samples, sample_t bias)
"movlps %1, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps 1024(%0, %%esi), %%xmm0 \n\t"
"movaps 3072(%0, %%esi), %%xmm2 \n\t"
@@ -958,6 +973,7 @@ static void move2to1_SSE (sample_t * src, sample_t * dest, sample_t bias)
"movlps %2, %%xmm7 \n\t"
"shufps $0x00, %%xmm7, %%xmm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movaps (%0, %%esi), %%xmm0 \n\t"
"movaps 16(%0, %%esi), %%xmm1 \n\t"
@@ -979,6 +995,7 @@ static void zero_MMX(sample_t * samples)
asm volatile(
"movl $-1024, %%esi \n\t"
"pxor %%mm0, %%mm0 \n\t"
".balign 16\n\t"
"1: \n\t"
"movq %%mm0, (%0, %%esi) \n\t"
"movq %%mm0, 8(%0, %%esi) \n\t"
@@ -992,6 +1009,38 @@ static void zero_MMX(sample_t * samples)
);
}
/*
I hope dest and src will be at least 8 byte aligned and size
will devide on 8 without remain
Note: untested and unused.
*/
static void copy_MMX(void *dest,const void *src,unsigned size)
{
unsigned i;
size /= 64;
for(i=0;i<size;i++)
{
__asm __volatile(
"movq %0, %%mm0\n\t"
"movq 8%0, %%mm1\n\t"
"movq 16%0, %%mm2\n\t"
"movq 24%0, %%mm3\n\t"
"movq 32%0, %%mm4\n\t"
"movq 40%0, %%mm5\n\t"
"movq 48%0, %%mm6\n\t"
"movq 56%0, %%mm7\n\t"
"movq %%mm0, %1\n\t"
"movq %%mm1, 8%1\n\t"
"movq %%mm2, 16%1\n\t"
"movq %%mm3, 24%1\n\t"
"movq %%mm4, 32%1\n\t"
"movq %%mm5, 40%1\n\t"
"movq %%mm6, 48%1\n\t"
"movq %%mm7, 56%1\n\t"
:
:"m"(src),"m"(dest));
}
}
static void downmix_SSE (sample_t * samples, int acmod, int output, sample_t bias,
sample_t clev, sample_t slev)
@@ -1199,4 +1248,569 @@ static void upmix_MMX (sample_t * samples, int acmod, int output)
goto mix_31to21_MMX;
}
}
static void mix2to1_3dnow (sample_t * dest, sample_t * src, sample_t bias)
{
asm volatile(
"movd %2, %%mm7 \n\t"
"punpckldq %2, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq (%0, %%esi), %%mm0 \n\t"
"movq 8(%0, %%esi), %%mm1 \n\t"
"movq 16(%0, %%esi), %%mm2 \n\t"
"movq 24(%0, %%esi), %%mm3 \n\t"
"pfadd (%1, %%esi), %%mm0 \n\t"
"pfadd 8(%1, %%esi), %%mm1 \n\t"
"pfadd 16(%1, %%esi), %%mm2 \n\t"
"pfadd 24(%1, %%esi), %%mm3 \n\t"
"pfadd %%mm7, %%mm0 \n\t"
"pfadd %%mm7, %%mm1 \n\t"
"pfadd %%mm7, %%mm2 \n\t"
"pfadd %%mm7, %%mm3 \n\t"
"movq %%mm0, (%1, %%esi) \n\t"
"movq %%mm1, 8(%1, %%esi) \n\t"
"movq %%mm2, 16(%1, %%esi) \n\t"
"movq %%mm3, 24(%1, %%esi) \n\t"
"addl $32, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (src+256), "r" (dest+256), "m" (bias)
: "%esi"
);
}
static void mix3to1_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq (%0, %%esi), %%mm0 \n\t"
"movq 8(%0, %%esi), %%mm1 \n\t"
"movq 1024(%0, %%esi), %%mm2 \n\t"
"movq 1032(%0, %%esi), %%mm3 \n\t"
"pfadd 2048(%0, %%esi), %%mm0 \n\t"
"pfadd 2056(%0, %%esi), %%mm1 \n\t"
"pfadd %%mm7, %%mm0 \n\t"
"pfadd %%mm7, %%mm1 \n\t"
"pfadd %%mm2, %%mm0 \n\t"
"pfadd %%mm3, %%mm1 \n\t"
"movq %%mm0, (%0, %%esi) \n\t"
"movq %%mm1, 8(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix4to1_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq (%0, %%esi), %%mm0 \n\t"
"movq 8(%0, %%esi), %%mm1 \n\t"
"movq 1024(%0, %%esi), %%mm2 \n\t"
"movq 1032(%0, %%esi), %%mm3 \n\t"
"pfadd 2048(%0, %%esi), %%mm0 \n\t"
"pfadd 2056(%0, %%esi), %%mm1 \n\t"
"pfadd 3072(%0, %%esi), %%mm2 \n\t"
"pfadd 3080(%0, %%esi), %%mm3 \n\t"
"pfadd %%mm7, %%mm0 \n\t"
"pfadd %%mm7, %%mm1 \n\t"
"pfadd %%mm2, %%mm0 \n\t"
"pfadd %%mm3, %%mm1 \n\t"
"movq %%mm0, (%0, %%esi) \n\t"
"movq %%mm1, 8(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix5to1_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq (%0, %%esi), %%mm0 \n\t"
"movq 8(%0, %%esi), %%mm1 \n\t"
"movq 1024(%0, %%esi), %%mm2 \n\t"
"movq 1032(%0, %%esi), %%mm3 \n\t"
"pfadd 2048(%0, %%esi), %%mm0 \n\t"
"pfadd 2056(%0, %%esi), %%mm1 \n\t"
"pfadd 3072(%0, %%esi), %%mm2 \n\t"
"pfadd 3080(%0, %%esi), %%mm3 \n\t"
"pfadd %%mm7, %%mm0 \n\t"
"pfadd %%mm7, %%mm1 \n\t"
"pfadd 4096(%0, %%esi), %%mm2 \n\t"
"pfadd 4104(%0, %%esi), %%mm3 \n\t"
"pfadd %%mm2, %%mm0 \n\t"
"pfadd %%mm3, %%mm1 \n\t"
"movq %%mm0, (%0, %%esi) \n\t"
"movq %%mm1, 8(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix3to2_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq 1024(%0, %%esi), %%mm0 \n\t"
"movq 1032(%0, %%esi), %%mm1 \n\t"
"pfadd %%mm7, %%mm0 \n\t" //common
"pfadd %%mm7, %%mm1 \n\t" //common
"movq (%0, %%esi), %%mm2 \n\t"
"movq 8(%0, %%esi), %%mm3 \n\t"
"movq 2048(%0, %%esi), %%mm4 \n\t"
"movq 2056(%0, %%esi), %%mm5 \n\t"
"pfadd %%mm0, %%mm2 \n\t"
"pfadd %%mm0, %%mm3 \n\t"
"pfadd %%mm0, %%mm4 \n\t"
"pfadd %%mm0, %%mm5 \n\t"
"movq %%mm2, (%0, %%esi) \n\t"
"movq %%mm3, 8(%0, %%esi) \n\t"
"movq %%mm4, 1024(%0, %%esi) \n\t"
"movq %%mm5, 1032(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix21to2_3dnow (sample_t * left, sample_t * right, sample_t bias)
{
asm volatile(
"movd %2, %%mm7 \n\t"
"punpckldq %2, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq 1024(%1, %%esi), %%mm0 \n\t"
"movq 1032(%1, %%esi), %%mm1 \n\t"
"pfadd %%mm7, %%mm0 \n\t" //common
"pfadd %%mm7, %%mm1 \n\t" //common
"movq (%0, %%esi), %%mm2 \n\t"
"movq 8(%0, %%esi), %%mm3 \n\t"
"movq (%1, %%esi), %%mm4 \n\t"
"movq 8(%1, %%esi), %%mm5 \n\t"
"pfadd %%mm0, %%mm2 \n\t"
"pfadd %%mm1, %%mm3 \n\t"
"pfadd %%mm0, %%mm4 \n\t"
"pfadd %%mm1, %%mm5 \n\t"
"movq %%mm2, (%0, %%esi) \n\t"
"movq %%mm3, 8(%0, %%esi) \n\t"
"movq %%mm4, (%1, %%esi) \n\t"
"movq %%mm5, 8(%1, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (left+256), "r" (right+256), "m" (bias)
: "%esi"
);
}
static void mix21toS_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq 2048(%0, %%esi), %%mm0 \n\t" // surround
"movq 2056(%0, %%esi), %%mm1 \n\t" // surround
"movq (%0, %%esi), %%mm2 \n\t"
"movq 8(%0, %%esi), %%mm3 \n\t"
"movq 1024(%0, %%esi), %%mm4 \n\t"
"movq 1032(%0, %%esi), %%mm5 \n\t"
"pfadd %%mm7, %%mm2 \n\t"
"pfadd %%mm7, %%mm3 \n\t"
"pfadd %%mm7, %%mm4 \n\t"
"pfadd %%mm7, %%mm5 \n\t"
"pfsub %%mm0, %%mm2 \n\t"
"pfsub %%mm1, %%mm3 \n\t"
"pfadd %%mm0, %%mm4 \n\t"
"pfadd %%mm1, %%mm5 \n\t"
"movq %%mm2, (%0, %%esi) \n\t"
"movq %%mm3, 8(%0, %%esi) \n\t"
"movq %%mm4, 1024(%0, %%esi) \n\t"
"movq %%mm5, 1032(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix31to2_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq 1024(%0, %%esi), %%mm0 \n\t"
"movq 1032(%0, %%esi), %%mm1 \n\t"
"pfadd 3072(%0, %%esi), %%mm0 \n\t"
"pfadd 3080(%0, %%esi), %%mm1 \n\t"
"pfadd %%mm7, %%mm0 \n\t" // common
"pfadd %%mm7, %%mm1 \n\t" // common
"movq (%0, %%esi), %%mm2 \n\t"
"movq 8(%0, %%esi), %%mm3 \n\t"
"movq 2048(%0, %%esi), %%mm4 \n\t"
"movq 2056(%0, %%esi), %%mm5 \n\t"
"pfadd %%mm0, %%mm2 \n\t"
"pfadd %%mm1, %%mm3 \n\t"
"pfadd %%mm0, %%mm4 \n\t"
"pfadd %%mm1, %%mm5 \n\t"
"movq %%mm2, (%0, %%esi) \n\t"
"movq %%mm3, 8(%0, %%esi) \n\t"
"movq %%mm4, 1024(%0, %%esi) \n\t"
"movq %%mm5, 1032(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix31toS_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq 1024(%0, %%esi), %%mm0 \n\t"
"movq 1032(%0, %%esi), %%mm1 \n\t"
"pfadd %%mm7, %%mm0 \n\t" // common
"pfadd %%mm7, %%mm1 \n\t" // common
"movq (%0, %%esi), %%mm2 \n\t"
"movq 8(%0, %%esi), %%mm3 \n\t"
"movq 2048(%0, %%esi), %%mm4 \n\t"
"movq 2056(%0, %%esi), %%mm5 \n\t"
"pfadd %%mm0, %%mm2 \n\t"
"pfadd %%mm1, %%mm3 \n\t"
"pfadd %%mm0, %%mm4 \n\t"
"pfadd %%mm1, %%mm5 \n\t"
"movq 3072(%0, %%esi), %%mm0 \n\t" // surround
"movq 3080(%0, %%esi), %%mm1 \n\t" // surround
"pfsub %%mm0, %%mm2 \n\t"
"pfsub %%mm1, %%mm3 \n\t"
"pfadd %%mm0, %%mm4 \n\t"
"pfadd %%mm1, %%mm5 \n\t"
"movq %%mm2, (%0, %%esi) \n\t"
"movq %%mm3, 8(%0, %%esi) \n\t"
"movq %%mm4, 1024(%0, %%esi) \n\t"
"movq %%mm5, 1032(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix22toS_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq 2048(%0, %%esi), %%mm0 \n\t"
"movq 2056(%0, %%esi), %%mm1 \n\t"
"pfadd 3072(%0, %%esi), %%mm0 \n\t" // surround
"pfadd 3080(%0, %%esi), %%mm1 \n\t" // surround
"movq (%0, %%esi), %%mm2 \n\t"
"movq 8(%0, %%esi), %%mm3 \n\t"
"movq 1024(%0, %%esi), %%mm4 \n\t"
"movq 1032(%0, %%esi), %%mm5 \n\t"
"pfadd %%mm7, %%mm2 \n\t"
"pfadd %%mm7, %%mm3 \n\t"
"pfadd %%mm7, %%mm4 \n\t"
"pfadd %%mm7, %%mm5 \n\t"
"pfsub %%mm0, %%mm2 \n\t"
"pfsub %%mm1, %%mm3 \n\t"
"pfadd %%mm0, %%mm4 \n\t"
"pfadd %%mm1, %%mm5 \n\t"
"movq %%mm2, (%0, %%esi) \n\t"
"movq %%mm3, 8(%0, %%esi) \n\t"
"movq %%mm4, 1024(%0, %%esi) \n\t"
"movq %%mm5, 1032(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void mix32to2_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq 1024(%0, %%esi), %%mm0 \n\t"
"movq 1032(%0, %%esi), %%mm1 \n\t"
"pfadd %%mm7, %%mm0 \n\t" // common
"pfadd %%mm7, %%mm1 \n\t" // common
"movq %%mm0, %%mm2 \n\t" // common
"movq %%mm1, %%mm3 \n\t" // common
"pfadd (%0, %%esi), %%mm0 \n\t"
"pfadd 8(%0, %%esi), %%mm1 \n\t"
"pfadd 2048(%0, %%esi), %%mm2 \n\t"
"pfadd 2056(%0, %%esi), %%mm3 \n\t"
"pfadd 3072(%0, %%esi), %%mm0 \n\t"
"pfadd 3080(%0, %%esi), %%mm1 \n\t"
"pfadd 4096(%0, %%esi), %%mm2 \n\t"
"pfadd 4104(%0, %%esi), %%mm3 \n\t"
"movq %%mm0, (%0, %%esi) \n\t"
"movq %%mm1, 8(%0, %%esi) \n\t"
"movq %%mm2, 1024(%0, %%esi) \n\t"
"movq %%mm3, 1032(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
/* todo: should be optimized better */
static void mix32toS_3dnow (sample_t * samples, sample_t bias)
{
asm volatile(
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movd %1, %%mm7 \n\t"
"punpckldq %1, %%mm7 \n\t"
"movq 1024(%0, %%esi), %%mm0 \n\t"
"movq 1032(%0, %%esi), %%mm1 \n\t"
"movq 3072(%0, %%esi), %%mm4 \n\t"
"movq 3080(%0, %%esi), %%mm5 \n\t"
"pfadd %%mm7, %%mm0 \n\t" // common
"pfadd %%mm7, %%mm1 \n\t" // common
"pfadd 4096(%0, %%esi), %%mm4 \n\t" // surround
"pfadd 4104(%0, %%esi), %%mm5 \n\t" // surround
"movq (%0, %%esi), %%mm2 \n\t"
"movq 8(%0, %%esi), %%mm3 \n\t"
"movq 2048(%0, %%esi), %%mm6 \n\t"
"movq 2056(%0, %%esi), %%mm7 \n\t"
"pfsub %%mm4, %%mm2 \n\t"
"pfsub %%mm5, %%mm3 \n\t"
"pfadd %%mm4, %%mm6 \n\t"
"pfadd %%mm5, %%mm7 \n\t"
"pfadd %%mm0, %%mm2 \n\t"
"pfadd %%mm1, %%mm3 \n\t"
"pfadd %%mm0, %%mm6 \n\t"
"pfadd %%mm1, %%mm7 \n\t"
"movq %%mm2, (%0, %%esi) \n\t"
"movq %%mm3, 8(%0, %%esi) \n\t"
"movq %%mm6, 1024(%0, %%esi) \n\t"
"movq %%mm7, 1032(%0, %%esi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (samples+256), "m" (bias)
: "%esi"
);
}
static void move2to1_3dnow (sample_t * src, sample_t * dest, sample_t bias)
{
asm volatile(
"movd %2, %%mm7 \n\t"
"punpckldq %2, %%mm7 \n\t"
"movl $-1024, %%esi \n\t"
".balign 16\n\t"
"1: \n\t"
"movq (%0, %%esi), %%mm0 \n\t"
"movq 8(%0, %%esi), %%mm1 \n\t"
"movq 16(%0, %%esi), %%mm2 \n\t"
"movq 24(%0, %%esi), %%mm3 \n\t"
"pfadd 1024(%0, %%esi), %%mm0 \n\t"
"pfadd 1032(%0, %%esi), %%mm1 \n\t"
"pfadd 1040(%0, %%esi), %%mm2 \n\t"
"pfadd 1048(%0, %%esi), %%mm3 \n\t"
"pfadd %%mm7, %%mm0 \n\t"
"pfadd %%mm7, %%mm1 \n\t"
"pfadd %%mm7, %%mm2 \n\t"
"pfadd %%mm7, %%mm3 \n\t"
"movq %%mm0, (%1, %%esi) \n\t"
"movq %%mm1, 8(%1, %%esi) \n\t"
"movq %%mm2, 16(%1, %%esi) \n\t"
"movq %%mm3, 24(%1, %%esi) \n\t"
"addl $32, %%esi \n\t"
" jnz 1b \n\t"
:: "r" (src+256), "r" (dest+256), "m" (bias)
: "%esi"
);
}
static void downmix_3dnow (sample_t * samples, int acmod, int output, sample_t bias,
sample_t clev, sample_t slev)
{
switch (CONVERT (acmod, output & A52_CHANNEL_MASK)) {
case CONVERT (A52_CHANNEL, A52_CHANNEL2):
memcpy (samples, samples + 256, 256 * sizeof (sample_t));
break;
case CONVERT (A52_CHANNEL, A52_MONO):
case CONVERT (A52_STEREO, A52_MONO):
mix_2to1_3dnow:
mix2to1_3dnow (samples, samples + 256, bias);
break;
case CONVERT (A52_2F1R, A52_MONO):
if (slev == 0)
goto mix_2to1_3dnow;
case CONVERT (A52_3F, A52_MONO):
mix_3to1_3dnow:
mix3to1_3dnow (samples, bias);
break;
case CONVERT (A52_3F1R, A52_MONO):
if (slev == 0)
goto mix_3to1_3dnow;
case CONVERT (A52_2F2R, A52_MONO):
if (slev == 0)
goto mix_2to1_3dnow;
mix4to1_3dnow (samples, bias);
break;
case CONVERT (A52_3F2R, A52_MONO):
if (slev == 0)
goto mix_3to1_3dnow;
mix5to1_3dnow (samples, bias);
break;
case CONVERT (A52_MONO, A52_DOLBY):
memcpy (samples + 256, samples, 256 * sizeof (sample_t));
break;
case CONVERT (A52_3F, A52_STEREO):
case CONVERT (A52_3F, A52_DOLBY):
mix_3to2_3dnow:
mix3to2_3dnow (samples, bias);
break;
case CONVERT (A52_2F1R, A52_STEREO):
if (slev == 0)
break;
mix21to2_3dnow (samples, samples + 256, bias);
break;
case CONVERT (A52_2F1R, A52_DOLBY):
mix21toS_3dnow (samples, bias);
break;
case CONVERT (A52_3F1R, A52_STEREO):
if (slev == 0)
goto mix_3to2_3dnow;
mix31to2_3dnow (samples, bias);
break;
case CONVERT (A52_3F1R, A52_DOLBY):
mix31toS_3dnow (samples, bias);
break;
case CONVERT (A52_2F2R, A52_STEREO):
if (slev == 0)
break;
mix2to1_3dnow (samples, samples + 512, bias);
mix2to1_3dnow (samples + 256, samples + 768, bias);
break;
case CONVERT (A52_2F2R, A52_DOLBY):
mix22toS_3dnow (samples, bias);
break;
case CONVERT (A52_3F2R, A52_STEREO):
if (slev == 0)
goto mix_3to2_3dnow;
mix32to2_3dnow (samples, bias);
break;
case CONVERT (A52_3F2R, A52_DOLBY):
mix32toS_3dnow (samples, bias);
break;
case CONVERT (A52_3F1R, A52_3F):
if (slev == 0)
break;
mix21to2_3dnow (samples, samples + 512, bias);
break;
case CONVERT (A52_3F2R, A52_3F):
if (slev == 0)
break;
mix2to1_3dnow (samples, samples + 768, bias);
mix2to1_3dnow (samples + 512, samples + 1024, bias);
break;
case CONVERT (A52_3F1R, A52_2F1R):
mix3to2_3dnow (samples, bias);
memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
break;
case CONVERT (A52_2F2R, A52_2F1R):
mix2to1_3dnow (samples + 512, samples + 768, bias);
break;
case CONVERT (A52_3F2R, A52_2F1R):
mix3to2_3dnow (samples, bias); //FIXME possible bug? (output doesnt seem to be used)
move2to1_3dnow (samples + 768, samples + 512, bias);
break;
case CONVERT (A52_3F2R, A52_3F1R):
mix2to1_3dnow (samples + 768, samples + 1024, bias);
break;
case CONVERT (A52_2F1R, A52_2F2R):
memcpy (samples + 768, samples + 512, 256 * sizeof (sample_t));
break;
case CONVERT (A52_3F1R, A52_2F2R):
mix3to2_3dnow (samples, bias);
memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
break;
case CONVERT (A52_3F2R, A52_2F2R):
mix3to2_3dnow (samples, bias);
memcpy (samples + 512, samples + 768, 256 * sizeof (sample_t));
memcpy (samples + 768, samples + 1024, 256 * sizeof (sample_t));
break;
case CONVERT (A52_3F1R, A52_3F2R):
memcpy (samples + 1027, samples + 768, 256 * sizeof (sample_t));
break;
}
__asm __volatile("femms":::"memory");
}
#endif //ARCH_X86