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-rw-r--r--liba52/resample.c60
-rw-r--r--liba52/resample_c.c60
-rw-r--r--liba52/resample_mmx.c60
3 files changed, 153 insertions, 27 deletions
diff --git a/liba52/resample.c b/liba52/resample.c
index a5dd930eb0..51a12700c5 100644
--- a/liba52/resample.c
+++ b/liba52/resample.c
@@ -226,13 +226,57 @@ int a52_resample_MMX(float * _f, int16_t * s16)
:"%esi", "memory"
);
break;
- case A52_3F: //FIXME Optimize
- for (i = 0; i < 256; i++) {
- s16[5*i] = convert (f[i]);
- s16[5*i+1] = convert (f[i+512]);
- s16[5*i+2] = s16[5*i+3] = 0;
- s16[5*i+4] = convert (f[i+256]);
- }
+ case A52_3F:
+ asm volatile(
+ "movl $-1024, %%esi \n\t"
+ "movq magicF2W, %%mm7 \n\t"
+ "pxor %%mm6, %%mm6 \n\t"
+ "movq %%mm7, %%mm5 \n\t"
+ "punpckldq %%mm6, %%mm5 \n\t"
+ "1: \n\t"
+ "movd (%1, %%esi), %%mm0 \n\t"
+ "punpckldq 2048(%1, %%esi), %%mm0\n\t"
+ "movd 1024(%1, %%esi), %%mm1 \n\t"
+ "punpckldq 4(%1, %%esi), %%mm1 \n\t"
+ "movd 2052(%1, %%esi), %%mm2 \n\t"
+ "movq %%mm7, %%mm3 \n\t"
+ "punpckldq 1028(%1, %%esi), %%mm3\n\t"
+ "movd 8(%1, %%esi), %%mm4 \n\t"
+ "punpckldq 2056(%1, %%esi), %%mm4\n\t"
+ "leal (%%esi, %%esi, 4), %%edi \n\t"
+ "sarl $1, %%edi \n\t"
+ "psubd %%mm7, %%mm0 \n\t"
+ "psubd %%mm7, %%mm1 \n\t"
+ "psubd %%mm5, %%mm2 \n\t"
+ "psubd %%mm7, %%mm3 \n\t"
+ "psubd %%mm7, %%mm4 \n\t"
+ "packssdw %%mm6, %%mm0 \n\t"
+ "packssdw %%mm2, %%mm1 \n\t"
+ "packssdw %%mm4, %%mm3 \n\t"
+ "movq %%mm0, (%0, %%edi) \n\t"
+ "movq %%mm1, 8(%0, %%edi) \n\t"
+ "movq %%mm3, 16(%0, %%edi) \n\t"
+
+ "movd 1032(%1, %%esi), %%mm1 \n\t"
+ "punpckldq 12(%1, %%esi), %%mm1\n\t"
+ "movd 2060(%1, %%esi), %%mm2 \n\t"
+ "movq %%mm7, %%mm3 \n\t"
+ "punpckldq 1036(%1, %%esi), %%mm3\n\t"
+ "pxor %%mm0, %%mm0 \n\t"
+ "psubd %%mm7, %%mm1 \n\t"
+ "psubd %%mm5, %%mm2 \n\t"
+ "psubd %%mm7, %%mm3 \n\t"
+ "packssdw %%mm1, %%mm0 \n\t"
+ "packssdw %%mm3, %%mm2 \n\t"
+ "movq %%mm0, 24(%0, %%edi) \n\t"
+ "movq %%mm2, 32(%0, %%edi) \n\t"
+
+ "addl $16, %%esi \n\t"
+ " jnz 1b \n\t"
+ "emms \n\t"
+ :: "r" (s16+1280), "r" (f+256)
+ :"%esi", "%edi", "memory"
+ );
break;
case A52_2F2R:
asm volatile(
@@ -328,10 +372,8 @@ int a52_resample_MMX(float * _f, int16_t * s16)
"psubd %%mm7, %%mm3 \n\t"
"packssdw %%mm1, %%mm0 \n\t"
"packssdw %%mm3, %%mm2 \n\t"
- "packssdw %%mm5, %%mm4 \n\t"
"movq %%mm0, 24(%0, %%edi) \n\t"
"movq %%mm2, 32(%0, %%edi) \n\t"
- "movq %%mm4, 40(%0, %%edi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
diff --git a/liba52/resample_c.c b/liba52/resample_c.c
index a5dd930eb0..51a12700c5 100644
--- a/liba52/resample_c.c
+++ b/liba52/resample_c.c
@@ -226,13 +226,57 @@ int a52_resample_MMX(float * _f, int16_t * s16)
:"%esi", "memory"
);
break;
- case A52_3F: //FIXME Optimize
- for (i = 0; i < 256; i++) {
- s16[5*i] = convert (f[i]);
- s16[5*i+1] = convert (f[i+512]);
- s16[5*i+2] = s16[5*i+3] = 0;
- s16[5*i+4] = convert (f[i+256]);
- }
+ case A52_3F:
+ asm volatile(
+ "movl $-1024, %%esi \n\t"
+ "movq magicF2W, %%mm7 \n\t"
+ "pxor %%mm6, %%mm6 \n\t"
+ "movq %%mm7, %%mm5 \n\t"
+ "punpckldq %%mm6, %%mm5 \n\t"
+ "1: \n\t"
+ "movd (%1, %%esi), %%mm0 \n\t"
+ "punpckldq 2048(%1, %%esi), %%mm0\n\t"
+ "movd 1024(%1, %%esi), %%mm1 \n\t"
+ "punpckldq 4(%1, %%esi), %%mm1 \n\t"
+ "movd 2052(%1, %%esi), %%mm2 \n\t"
+ "movq %%mm7, %%mm3 \n\t"
+ "punpckldq 1028(%1, %%esi), %%mm3\n\t"
+ "movd 8(%1, %%esi), %%mm4 \n\t"
+ "punpckldq 2056(%1, %%esi), %%mm4\n\t"
+ "leal (%%esi, %%esi, 4), %%edi \n\t"
+ "sarl $1, %%edi \n\t"
+ "psubd %%mm7, %%mm0 \n\t"
+ "psubd %%mm7, %%mm1 \n\t"
+ "psubd %%mm5, %%mm2 \n\t"
+ "psubd %%mm7, %%mm3 \n\t"
+ "psubd %%mm7, %%mm4 \n\t"
+ "packssdw %%mm6, %%mm0 \n\t"
+ "packssdw %%mm2, %%mm1 \n\t"
+ "packssdw %%mm4, %%mm3 \n\t"
+ "movq %%mm0, (%0, %%edi) \n\t"
+ "movq %%mm1, 8(%0, %%edi) \n\t"
+ "movq %%mm3, 16(%0, %%edi) \n\t"
+
+ "movd 1032(%1, %%esi), %%mm1 \n\t"
+ "punpckldq 12(%1, %%esi), %%mm1\n\t"
+ "movd 2060(%1, %%esi), %%mm2 \n\t"
+ "movq %%mm7, %%mm3 \n\t"
+ "punpckldq 1036(%1, %%esi), %%mm3\n\t"
+ "pxor %%mm0, %%mm0 \n\t"
+ "psubd %%mm7, %%mm1 \n\t"
+ "psubd %%mm5, %%mm2 \n\t"
+ "psubd %%mm7, %%mm3 \n\t"
+ "packssdw %%mm1, %%mm0 \n\t"
+ "packssdw %%mm3, %%mm2 \n\t"
+ "movq %%mm0, 24(%0, %%edi) \n\t"
+ "movq %%mm2, 32(%0, %%edi) \n\t"
+
+ "addl $16, %%esi \n\t"
+ " jnz 1b \n\t"
+ "emms \n\t"
+ :: "r" (s16+1280), "r" (f+256)
+ :"%esi", "%edi", "memory"
+ );
break;
case A52_2F2R:
asm volatile(
@@ -328,10 +372,8 @@ int a52_resample_MMX(float * _f, int16_t * s16)
"psubd %%mm7, %%mm3 \n\t"
"packssdw %%mm1, %%mm0 \n\t"
"packssdw %%mm3, %%mm2 \n\t"
- "packssdw %%mm5, %%mm4 \n\t"
"movq %%mm0, 24(%0, %%edi) \n\t"
"movq %%mm2, 32(%0, %%edi) \n\t"
- "movq %%mm4, 40(%0, %%edi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
diff --git a/liba52/resample_mmx.c b/liba52/resample_mmx.c
index a5dd930eb0..51a12700c5 100644
--- a/liba52/resample_mmx.c
+++ b/liba52/resample_mmx.c
@@ -226,13 +226,57 @@ int a52_resample_MMX(float * _f, int16_t * s16)
:"%esi", "memory"
);
break;
- case A52_3F: //FIXME Optimize
- for (i = 0; i < 256; i++) {
- s16[5*i] = convert (f[i]);
- s16[5*i+1] = convert (f[i+512]);
- s16[5*i+2] = s16[5*i+3] = 0;
- s16[5*i+4] = convert (f[i+256]);
- }
+ case A52_3F:
+ asm volatile(
+ "movl $-1024, %%esi \n\t"
+ "movq magicF2W, %%mm7 \n\t"
+ "pxor %%mm6, %%mm6 \n\t"
+ "movq %%mm7, %%mm5 \n\t"
+ "punpckldq %%mm6, %%mm5 \n\t"
+ "1: \n\t"
+ "movd (%1, %%esi), %%mm0 \n\t"
+ "punpckldq 2048(%1, %%esi), %%mm0\n\t"
+ "movd 1024(%1, %%esi), %%mm1 \n\t"
+ "punpckldq 4(%1, %%esi), %%mm1 \n\t"
+ "movd 2052(%1, %%esi), %%mm2 \n\t"
+ "movq %%mm7, %%mm3 \n\t"
+ "punpckldq 1028(%1, %%esi), %%mm3\n\t"
+ "movd 8(%1, %%esi), %%mm4 \n\t"
+ "punpckldq 2056(%1, %%esi), %%mm4\n\t"
+ "leal (%%esi, %%esi, 4), %%edi \n\t"
+ "sarl $1, %%edi \n\t"
+ "psubd %%mm7, %%mm0 \n\t"
+ "psubd %%mm7, %%mm1 \n\t"
+ "psubd %%mm5, %%mm2 \n\t"
+ "psubd %%mm7, %%mm3 \n\t"
+ "psubd %%mm7, %%mm4 \n\t"
+ "packssdw %%mm6, %%mm0 \n\t"
+ "packssdw %%mm2, %%mm1 \n\t"
+ "packssdw %%mm4, %%mm3 \n\t"
+ "movq %%mm0, (%0, %%edi) \n\t"
+ "movq %%mm1, 8(%0, %%edi) \n\t"
+ "movq %%mm3, 16(%0, %%edi) \n\t"
+
+ "movd 1032(%1, %%esi), %%mm1 \n\t"
+ "punpckldq 12(%1, %%esi), %%mm1\n\t"
+ "movd 2060(%1, %%esi), %%mm2 \n\t"
+ "movq %%mm7, %%mm3 \n\t"
+ "punpckldq 1036(%1, %%esi), %%mm3\n\t"
+ "pxor %%mm0, %%mm0 \n\t"
+ "psubd %%mm7, %%mm1 \n\t"
+ "psubd %%mm5, %%mm2 \n\t"
+ "psubd %%mm7, %%mm3 \n\t"
+ "packssdw %%mm1, %%mm0 \n\t"
+ "packssdw %%mm3, %%mm2 \n\t"
+ "movq %%mm0, 24(%0, %%edi) \n\t"
+ "movq %%mm2, 32(%0, %%edi) \n\t"
+
+ "addl $16, %%esi \n\t"
+ " jnz 1b \n\t"
+ "emms \n\t"
+ :: "r" (s16+1280), "r" (f+256)
+ :"%esi", "%edi", "memory"
+ );
break;
case A52_2F2R:
asm volatile(
@@ -328,10 +372,8 @@ int a52_resample_MMX(float * _f, int16_t * s16)
"psubd %%mm7, %%mm3 \n\t"
"packssdw %%mm1, %%mm0 \n\t"
"packssdw %%mm3, %%mm2 \n\t"
- "packssdw %%mm5, %%mm4 \n\t"
"movq %%mm0, 24(%0, %%edi) \n\t"
"movq %%mm2, 32(%0, %%edi) \n\t"
- "movq %%mm4, 40(%0, %%edi) \n\t"
"addl $16, %%esi \n\t"
" jnz 1b \n\t"
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 17:09:09 +0000