/
synth_stereo_avx_float.S
243 lines (220 loc) · 5.61 KB
/
synth_stereo_avx_float.S
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/*
synth_stereo_avx_float: AVX optimized synth for x86-64 (stereo specific, float output version)
copyright 1995-2013 by the mpg123 project - free software under the terms of the LGPL 2.1
see COPYING and AUTHORS files in distribution or http://mpg123.org
initially written by Taihei Monma
*/
#include "mangle.h"
#ifdef IS_MSABI
/* real *window; */
#define WINDOW %r10
/* real *b0l; */
#define B0L %rdx
/* real *b0r; */
#define B0R %r8
/* real *samples; */
#define SAMPLES %r9
#else
/* real *window; */
#define WINDOW %rdi
/* real *b0l; */
#define B0L %rsi
/* real *b0r; */
#define B0R %rdx
/* real *samples; */
#define SAMPLES %r9
#endif
/*
int synth_1to1_real_s_avx_asm(real *window, real *b0l, real *b0r, real *samples, int bo1);
return value: number of clipped samples (0)
*/
#ifndef __APPLE__
.section .rodata
#else
.data
#endif
ALIGN16
scale_avx:
.long 939524096
.text
ALIGN16
.globl ASM_NAME(synth_1to1_real_s_avx_asm)
ASM_NAME(synth_1to1_real_s_avx_asm):
#ifdef IS_MSABI /* should save xmm6-15 */
push %rbp
mov %rsp, %rbp
sub $144, %rsp
movaps %xmm6, (%rsp)
movaps %xmm7, 16(%rsp)
movaps %xmm8, 32(%rsp)
movaps %xmm9, 48(%rsp)
movaps %xmm10, 64(%rsp)
movaps %xmm11, 80(%rsp)
movaps %xmm12, 96(%rsp)
movaps %xmm13, 112(%rsp)
movaps %xmm14, 128(%rsp)
movl 48(%rbp), %eax /* 5th argument; placed after 32-byte shadow space */
#endif
vbroadcastss scale_avx(%rip), %ymm14
#ifdef IS_MSABI
shl $2, %eax
mov %rcx, WINDOW
#else
mov %r8d, %eax
shl $2, %eax
mov %rcx, SAMPLES
#endif
add $64, WINDOW
sub %rax, WINDOW
mov $128, %rax
mov $4, %ecx
ALIGN16
1:
vmovups (WINDOW), %ymm8
vmovups 32(WINDOW), %ymm9
vmovups (WINDOW,%rax), %ymm10
vmovups 32(WINDOW,%rax), %ymm11
vmulps (B0L), %ymm8, %ymm0
vmulps 32(B0L), %ymm9, %ymm1
vmulps (B0R), %ymm8, %ymm2
vmulps 32(B0R), %ymm9, %ymm3
vmulps 64(B0L), %ymm10, %ymm4
vmulps 96(B0L), %ymm11, %ymm5
vmulps 64(B0R), %ymm10, %ymm6
vmulps 96(B0R), %ymm11, %ymm7
vaddps %ymm1, %ymm0, %ymm8
vaddps %ymm3, %ymm2, %ymm0
vaddps %ymm5, %ymm4, %ymm9
vaddps %ymm7, %ymm6, %ymm1
lea (WINDOW,%rax,2), WINDOW
add %rax, B0L
add %rax, B0R
vmovups (WINDOW), %ymm10
vmovups 32(WINDOW), %ymm11
vmovups (WINDOW,%rax), %ymm12
vmovups 32(WINDOW,%rax), %ymm13
vmulps (B0L), %ymm10, %ymm2
vmulps 32(B0L), %ymm11, %ymm3
vmulps (B0R), %ymm10, %ymm4
vmulps 32(B0R), %ymm11, %ymm5
vmulps 64(B0L), %ymm12, %ymm6
vmulps 96(B0L), %ymm13, %ymm10
vmulps 64(B0R), %ymm12, %ymm7
vmulps 96(B0R), %ymm13, %ymm11
vaddps %ymm3, %ymm2, %ymm2
vaddps %ymm5, %ymm4, %ymm3
vaddps %ymm6, %ymm10, %ymm4
vaddps %ymm7, %ymm11, %ymm5
lea (WINDOW,%rax,2), WINDOW
add %rax, B0L
add %rax, B0R
vunpcklps %ymm0, %ymm8, %ymm6
vunpckhps %ymm0, %ymm8, %ymm0
vunpcklps %ymm1, %ymm9, %ymm7
vunpckhps %ymm1, %ymm9, %ymm1
vaddps %ymm6, %ymm0, %ymm0
vaddps %ymm7, %ymm1, %ymm1
vunpcklps %ymm3, %ymm2, %ymm6
vunpckhps %ymm3, %ymm2, %ymm2
vunpcklps %ymm5, %ymm4, %ymm7
vunpckhps %ymm5, %ymm4, %ymm3
vaddps %ymm6, %ymm2, %ymm2
vaddps %ymm7, %ymm3, %ymm3
vunpcklpd %ymm1, %ymm0, %ymm4
vunpckhpd %ymm1, %ymm0, %ymm0
vunpcklpd %ymm3, %ymm2, %ymm5
vunpckhpd %ymm3, %ymm2, %ymm1
vsubps %ymm0, %ymm4, %ymm0
vsubps %ymm1, %ymm5, %ymm1
vperm2f128 $0x20, %ymm1, %ymm0, %ymm2
vperm2f128 $0x31, %ymm1, %ymm0, %ymm3
vaddps %ymm3, %ymm2, %ymm0
vmulps %ymm14, %ymm0, %ymm0
vmovups %ymm0, (SAMPLES)
add $32, SAMPLES
dec %ecx
jnz 1b
mov $4, %ecx
ALIGN16
1:
vmovups (WINDOW), %ymm8
vmovups 32(WINDOW), %ymm9
vmovups (WINDOW,%rax), %ymm10
vmovups 32(WINDOW,%rax), %ymm11
vmulps (B0L), %ymm8, %ymm0
vmulps 32(B0L), %ymm9, %ymm1
vmulps (B0R), %ymm8, %ymm2
vmulps 32(B0R), %ymm9, %ymm3
vmulps -64(B0L), %ymm10, %ymm4
vmulps -32(B0L), %ymm11, %ymm5
vmulps -64(B0R), %ymm10, %ymm6
vmulps -32(B0R), %ymm11, %ymm7
vaddps %ymm1, %ymm0, %ymm8
vaddps %ymm3, %ymm2, %ymm0
vaddps %ymm5, %ymm4, %ymm9
vaddps %ymm7, %ymm6, %ymm1
lea (WINDOW,%rax,2), WINDOW
sub %rax, B0L
sub %rax, B0R
vmovups (WINDOW), %ymm10
vmovups 32(WINDOW), %ymm11
vmovups (WINDOW,%rax), %ymm12
vmovups 32(WINDOW,%rax), %ymm13
vmulps (B0L), %ymm10, %ymm2
vmulps 32(B0L), %ymm11, %ymm3
vmulps (B0R), %ymm10, %ymm4
vmulps 32(B0R), %ymm11, %ymm5
vmulps -64(B0L), %ymm12, %ymm6
vmulps -32(B0L), %ymm13, %ymm10
vmulps -64(B0R), %ymm12, %ymm7
vmulps -32(B0R), %ymm13, %ymm11
vaddps %ymm3, %ymm2, %ymm2
vaddps %ymm5, %ymm4, %ymm3
vaddps %ymm6, %ymm10, %ymm4
vaddps %ymm7, %ymm11, %ymm5
lea (WINDOW,%rax,2), WINDOW
sub %rax, B0L
sub %rax, B0R
vunpcklps %ymm0, %ymm8, %ymm6
vunpckhps %ymm0, %ymm8, %ymm0
vunpcklps %ymm1, %ymm9, %ymm7
vunpckhps %ymm1, %ymm9, %ymm1
vaddps %ymm6, %ymm0, %ymm0
vaddps %ymm7, %ymm1, %ymm1
vunpcklps %ymm3, %ymm2, %ymm6
vunpckhps %ymm3, %ymm2, %ymm2
vunpcklps %ymm5, %ymm4, %ymm7
vunpckhps %ymm5, %ymm4, %ymm3
vaddps %ymm6, %ymm2, %ymm2
vaddps %ymm7, %ymm3, %ymm3
vunpcklpd %ymm1, %ymm0, %ymm4
vunpckhpd %ymm1, %ymm0, %ymm0
vunpcklpd %ymm3, %ymm2, %ymm5
vunpckhpd %ymm3, %ymm2, %ymm1
vaddps %ymm0, %ymm4, %ymm0
vaddps %ymm1, %ymm5, %ymm1
vperm2f128 $0x20, %ymm1, %ymm0, %ymm2
vperm2f128 $0x31, %ymm1, %ymm0, %ymm3
vaddps %ymm3, %ymm2, %ymm0
vmulps %ymm14, %ymm0, %ymm0
vmovups %ymm0, (SAMPLES)
add $32, SAMPLES
dec %ecx
jnz 1b
vzeroupper
xor %eax, %eax
#ifdef IS_MSABI
movaps (%rsp), %xmm6
movaps 16(%rsp), %xmm7
movaps 32(%rsp), %xmm8
movaps 48(%rsp), %xmm9
movaps 64(%rsp), %xmm10
movaps 80(%rsp), %xmm11
movaps 96(%rsp), %xmm12
movaps 112(%rsp), %xmm13
movaps 128(%rsp), %xmm14
mov %rbp, %rsp
pop %rbp
#endif
ret
NONEXEC_STACK