Skip to content

V
vlc-1.1
Commit caf9e0ac authored by Renaud Dartus's avatar Renaud Dartus
Browse files
Options

* imdctsse should now compile and work in plugin and under BeOS

parent 339de4e8
Show whitespace changes
Inline Side-by-side
Showing with 60 additions and 39 deletions
plugins/imdct/ac3_srfft_sse.c
View file @ caf9e0ac
......@@ -2,7 +2,7 @@
* ac3_srfft_sse.c: accelerated SSE ac3 fft functions
*****************************************************************************
* Copyright (C) 1999, 2000, 2001 VideoLAN
* $Id: ac3_srfft_sse.c,v 1.7 2001/10/31 11:55:53 reno Exp $
* $Id: ac3_srfft_sse.c,v 1.8 2001/11/09 10:02:31 reno Exp $
*
* Authors: Renaud Dartus <reno@videolan.org>
* Aaron Holtzman <aholtzma@engr.uvic.ca>
......@@ -43,71 +43,84 @@
#include "ac3_imdct.h"
#include "ac3_srfft.h"
static float hsqrt2_sse[] ATTR_ALIGN(16) =
{ 0.707106781188, 0.707106781188, -0.707106781188, -0.707106781188 };
static float C_1_sse[] ATTR_ALIGN(16) =
{ -1.0, 1.0, -1.0, 1.0 };
typedef struct {
int k;
void * C1;
} ck_sse_t;
static void fft_4_sse (complex_t *x);
static void fft_8_sse (complex_t *x);
static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
static void fft_asmb_sse (ck_sse_t * ck, int k, complex_t *x, complex_t *wTB,
const complex_t *d, const complex_t *d_3);
void _M( fft_64p ) ( complex_t *a )
{
ck_sse_t ck;
ck.C1 = C_1_sse;
fft_8_sse(&a[0]); fft_4_sse(&a[8]); fft_4_sse(&a[12]);
fft_asmb_sse(2, &a[0], &a[8], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[0], &a[8], &delta16[0], &delta16_3[0]);
fft_8_sse(&a[16]), fft_8_sse(&a[24]);
fft_asmb_sse(4, &a[0], &a[16],&delta32[0], &delta32_3[0]);
fft_asmb_sse(&ck, 4, &a[0], &a[16],&delta32[0], &delta32_3[0]);
fft_8_sse(&a[32]); fft_4_sse(&a[40]); fft_4_sse(&a[44]);
fft_asmb_sse(2, &a[32], &a[40], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[32], &a[40], &delta16[0], &delta16_3[0]);
fft_8_sse(&a[48]); fft_4_sse(&a[56]); fft_4_sse(&a[60]);
fft_asmb_sse(2, &a[48], &a[56], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[48], &a[56], &delta16[0], &delta16_3[0]);
fft_asmb_sse(8, &a[0], &a[32],&delta64[0], &delta64_3[0]);
fft_asmb_sse(&ck, 8, &a[0], &a[32],&delta64[0], &delta64_3[0]);
}
void _M( fft_128p ) ( complex_t *a )
{
ck_sse_t ck;
ck.C1 = C_1_sse;
fft_8_sse(&a[0]); fft_4_sse(&a[8]); fft_4_sse(&a[12]);
fft_asmb_sse(2, &a[0], &a[8], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[0], &a[8], &delta16[0], &delta16_3[0]);
fft_8_sse(&a[16]), fft_8_sse(&a[24]);
fft_asmb_sse(4, &a[0], &a[16],&delta32[0], &delta32_3[0]);
fft_asmb_sse(&ck, 4, &a[0], &a[16],&delta32[0], &delta32_3[0]);
fft_8_sse(&a[32]); fft_4_sse(&a[40]); fft_4_sse(&a[44]);
fft_asmb_sse(2, &a[32], &a[40], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[32], &a[40], &delta16[0], &delta16_3[0]);
fft_8_sse(&a[48]); fft_4_sse(&a[56]); fft_4_sse(&a[60]);
fft_asmb_sse(2, &a[48], &a[56], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[48], &a[56], &delta16[0], &delta16_3[0]);
fft_asmb_sse(8, &a[0], &a[32],&delta64[0], &delta64_3[0]);
fft_asmb_sse(&ck, 8, &a[0], &a[32],&delta64[0], &delta64_3[0]);
fft_8_sse(&a[64]); fft_4_sse(&a[72]); fft_4_sse(&a[76]);
/* fft_16(&a[64]); */
fft_asmb_sse(2, &a[64], &a[72], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[64], &a[72], &delta16[0], &delta16_3[0]);
fft_8_sse(&a[80]); fft_8_sse(&a[88]);
/* fft_32(&a[64]); */
fft_asmb_sse(4, &a[64], &a[80],&delta32[0], &delta32_3[0]);
fft_asmb_sse(&ck, 4, &a[64], &a[80],&delta32[0], &delta32_3[0]);
fft_8_sse(&a[96]); fft_4_sse(&a[104]), fft_4_sse(&a[108]);
/* fft_16(&a[96]); */
fft_asmb_sse(2, &a[96], &a[104], &delta16[0], &delta16_3[0]);
fft_asmb_sse(&ck, 2, &a[96], &a[104], &delta16[0], &delta16_3[0]);
fft_8_sse(&a[112]), fft_8_sse(&a[120]);
/* fft_32(&a[96]); */
fft_asmb_sse(4, &a[96], &a[112], &delta32[0], &delta32_3[0]);
fft_asmb_sse(&ck, 4, &a[96], &a[112], &delta32[0], &delta32_3[0]);
/* fft_128(&a[0]); */
fft_asmb_sse(16, &a[0], &a[64], &delta128[0], &delta128_3[0]);
fft_asmb_sse(&ck, 16, &a[0], &a[64], &delta128[0], &delta128_3[0]);
}
static float hsqrt2_sse[] ATTR_ALIGN(16) =
{ 0.707106781188, 0.707106781188, -0.707106781188, -0.707106781188 };
static float C_1_sse[] ATTR_ALIGN(16) =
{ -1.0, 1.0, -1.0, 1.0 };
static void fft_4_sse (complex_t *x)
{
__asm__ __volatile__ (
......@@ -195,15 +208,17 @@ static void fft_8_sse (complex_t *x)
: "a" (x), "c" (hsqrt2_sse), "d" (C_1_sse));
}
static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
static void fft_asmb_sse (ck_sse_t * ck, int k, complex_t *x, complex_t *wTB,
const complex_t *d, const complex_t *d_3)
{
ck->k = k;
__asm__ __volatile__ (
".align 16\n"
"pushl %%ebp\n"
"movl %%esp, %%ebp\n"
"subl $4, %%esp\n"
"subl $8, %%esp\n"
"pushl %%eax\n"
"pushl %%ebx\n"
......@@ -212,10 +227,14 @@ static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
"pushl %%esi\n"
"pushl %%edi\n"
"movl %%ecx, -4(%%ebp)\n" /* k */
"shll $4, %%ecx\n" /* 16k */ ///
"movl 4(%%ecx), %%ebx\n"
"movl %%ebx, -4(%%ebp)\n"
"movl (%%ecx), %%ecx\n"
"movl %%ecx, -8(%%ebp)\n" /* k */
"addl $8, %%edx\n"
"addl $8, %%esi\n"
"shll $4, %%ecx\n" /* 16k */
/* TRANSZERO and TRANS */
".align 16\n"
......@@ -235,13 +254,14 @@ static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
"movhlps %%xmm5, %%xmm7\n" /* wT[1].im * d[1].im | wT[1].re * d[1].im */
"movlhps %%xmm6, %%xmm5\n" /* wB[1].im * d3[1].re | wB[1].re * d3[1].re | wT[1].im * d[1].re | wT[1].re * d[1].re */
"shufps $0xb1, %%xmm6, %%xmm7\n" /* wB[1].re * d3[1].im | wB[i].im * d3[1].im | wT[1].re * d[1].im | wT[1].im * d[1].im */
"movl -4(%%ebp), %%ebx\n"
"movaps (%%ebx), %%xmm4\n"
"mulps %%xmm4, %%xmm7\n"
"addps %%xmm7, %%xmm5\n" /* wB[1] * d3[1] | wT[1] * d[1] */
"movlhps %%xmm5, %%xmm1\n" /* d[1] * wT[1] | wT[0] */
"shufps $0xe4, %%xmm5, %%xmm2\n" /* d3[1] * wB[1] | wB[0] */
"movaps %%xmm1, %%xmm3\n" /* d[1] * wT[1] | wT[0] */
"leal (%%eax, %%ecx, 2), %%esp\n"
"leal (%%eax, %%ecx, 2), %%ebx\n"
"addps %%xmm2, %%xmm1\n" /* u */
"subps %%xmm2, %%xmm3\n" /* v */
"mulps %%xmm4, %%xmm3\n"
......@@ -254,14 +274,14 @@ static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
"addps %%xmm3, %%xmm5\n"
"subps %%xmm3, %%xmm6\n"
"movaps %%xmm0, (%%eax)\n"
"movaps %%xmm2, (%%esp)\n"
"movaps %%xmm2, (%%ebx)\n"
"movaps %%xmm5, (%%eax, %%ecx)\n"
"movaps %%xmm6, (%%esp, %%ecx)\n"
"movaps %%xmm6, (%%ebx, %%ecx)\n"
"addl $16, %%eax\n"
"addl $16, %%edi\n"
"addl $8, %%edx\n"
"addl $8, %%esi\n"
"decl -4(%%ebp)\n"
"decl -8(%%ebp)\n"
".align 16\n"
".loop:\n"
......@@ -295,6 +315,7 @@ static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
"mulps %%xmm5, %%xmm4\n" /* wB[0].im * d3[0].im | wB[0].re * d3[0].im | wB[0].im * d3[0].re | wB[0].re * d3[0].re */
"mulps %%xmm7, %%xmm6\n" /* wB[1].im * d3[1].im | wB[1].re * d3[1].im | wB[1].im * d3[1].re | wB[1].re * d3[1].re */
"shufps $0xb1, %%xmm2, %%xmm1\n" /* d[1].im * wT[1].re | d[1].im * wT[1].im | d[0].im * wT[0].re | d[0].im * wT[0].im */
"movl -4(%%ebp), %%ebx\n"
"movaps (%%ebx), %%xmm3\n" /* 1.0 | -1.0 | 1.0 | -1.0 */
"movhlps %%xmm4, %%xmm5\n" /* wB[0].im * d3[0].im | wB[0].re * d3[0].im */
......@@ -310,7 +331,7 @@ static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
"addps %%xmm4, %%xmm0\n" /* u */
"subps %%xmm4, %%xmm1\n" /* v */
"movaps (%%eax), %%xmm6\n" /* x[1] | x[0] */
"leal (%%eax, %%ecx, 2), %%esp\n"
"leal (%%eax, %%ecx, 2), %%ebx\n"
"mulps %%xmm3, %%xmm1\n"
"addl $16, %%edi\n"
"addl $16, %%esi\n"
......@@ -321,15 +342,15 @@ static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
"addps %%xmm0, %%xmm6\n"
"subps %%xmm0, %%xmm2\n"
"movaps %%xmm6, (%%eax)\n"
"movaps %%xmm2, (%%esp)\n"
"movaps %%xmm2, (%%ebx)\n"
"addps %%xmm1, %%xmm7\n"
"subps %%xmm1, %%xmm4\n"
"addl $16, %%edx\n"
"movaps %%xmm7, (%%eax, %%ecx)\n"
"movaps %%xmm4, (%%esp, %%ecx)\n"
"movaps %%xmm4, (%%ebx, %%ecx)\n"
"addl $16, %%eax\n"
"decl -4(%%ebp)\n"
"decl -8(%%ebp)\n"
"jnz .loop\n"
".align 16\n"
......@@ -341,9 +362,9 @@ static void fft_asmb_sse (int k, complex_t *x, complex_t *wTB,
"popl %%ebx\n"
"popl %%eax\n"
"addl $4, %%esp\n"
"addl $8, %%esp\n"
"leave\n"
: "=c" (k), "=a" (x), "=D" (wTB)
: "c" (k), "a" (x), "D" (wTB), "d" (d), "S" (d_3), "b" (C_1_sse) );
: "=a" (x), "=D" (wTB)
: "c" (ck), "a" (x), "D" (wTB), "d" (d), "S" (d_3) );
}
Markdown is supported
0% or
You are about to add 0 people to the discussion. Proceed with caution.
Finish editing this message first!
Please register or to comment