/*
synth_stereo_x86_64_float: SSE optimized synth for x86-64 (stereo specific, float output version)
copyright 1995-2009 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
/* short *window; */
#define WINDOW %r10
/* short *b0l; */
#define B0L %rdx
/* short *b0r; */
#define B0R %r8
/* short *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
#define XMMREG_SCALE (%r11) /* {1/32768.0, 1/32768.0, 1/32768.0, 1/32768.0} */
/*
int synth_1to1_real_s_x86_64_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
ALIGN32
ASM_NAME(scale_x86_64):
.long 939524096
.long 939524096
.long 939524096
.long 939524096
.text
ALIGN16
.globl ASM_NAME(synth_1to1_real_s_x86_64_asm)
ASM_NAME(synth_1to1_real_s_x86_64_asm):
#ifdef IS_MSABI /* should save xmm6-15 */
movl 40(%rsp), %eax /* 5th argument; placed after 32-byte shadow space */
subq $168, %rsp /* stack alignment + 10 xmm registers */
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)
movaps %xmm15, 144(%rsp)
#endif
leaq ASM_NAME(scale_x86_64)(%rip), %r11
#ifdef IS_MSABI
shlq $32, %rax
shrq $30, %rax
movq %rcx, %r10
#else
movq %r8, %rax
shlq $32, %rax
shrq $30, %rax
movq %rcx, %r9
#endif
leaq 64(WINDOW), WINDOW
subq %rax, WINDOW
movl $4, %ecx
ALIGN16
1:
movups (WINDOW), %xmm8
movups 16(WINDOW), %xmm1
movups 32(WINDOW), %xmm2
movups 48(WINDOW), %xmm3
movups 128(WINDOW), %xmm9
movups 144(WINDOW), %xmm5
movups 160(WINDOW), %xmm6
movups 176(WINDOW), %xmm7
movaps %xmm8, %xmm0
movaps %xmm1, %xmm4
movaps %xmm2, %xmm10
movaps %xmm3, %xmm11
movaps %xmm9, %xmm12
movaps %xmm5, %xmm13
movaps %xmm6, %xmm14
movaps %xmm7, %xmm15
mulps (B0L), %xmm8
mulps 16(B0L), %xmm1
mulps 32(B0L), %xmm2
mulps 48(B0L), %xmm3
mulps 64(B0L), %xmm9
mulps 80(B0L), %xmm5
mulps 96(B0L), %xmm6
mulps 112(B0L), %xmm7
mulps (B0R), %xmm0
mulps 16(B0R), %xmm4
mulps 32(B0R), %xmm10
mulps 48(B0R), %xmm11
mulps 64(B0R), %xmm12
mulps 80(B0R), %xmm13
mulps 96(B0R), %xmm14
mulps 112(B0R), %xmm15
addps %xmm1, %xmm8
addps %xmm2, %xmm3
addps %xmm4, %xmm0
addps %xmm11, %xmm10
addps %xmm5, %xmm9
addps %xmm7, %xmm6
addps %xmm13, %xmm12
addps %xmm15, %xmm14
addps %xmm3, %xmm8
addps %xmm6, %xmm9
addps %xmm10, %xmm0
addps %xmm12, %xmm14
movaps %xmm0, %xmm12
movaps %xmm14, %xmm13
leaq 256(WINDOW), WINDOW
leaq 128(B0L), B0L
leaq 128(B0R), B0R
movups (WINDOW), %xmm10
movups 16(WINDOW), %xmm1
movups 32(WINDOW), %xmm2
movups 48(WINDOW), %xmm3
movups 128(WINDOW), %xmm11
movups 144(WINDOW), %xmm5
movups 160(WINDOW), %xmm6
movups 176(WINDOW), %xmm7
movaps %xmm10, %xmm0
movaps %xmm1, %xmm4
movaps %xmm2, %xmm14
movaps %xmm3, %xmm15
mulps (B0L), %xmm10
mulps 16(B0L), %xmm1
mulps 32(B0L), %xmm2
mulps 48(B0L), %xmm3
mulps (B0R), %xmm0
mulps 16(B0R), %xmm4
mulps 32(B0R), %xmm14
mulps 48(B0R), %xmm15
addps %xmm1, %xmm10
addps %xmm2, %xmm3
addps %xmm4, %xmm0
addps %xmm15, %xmm14
movaps %xmm11, %xmm1
movaps %xmm5, %xmm2
movaps %xmm6, %xmm4
movaps %xmm7, %xmm15
mulps 64(B0L), %xmm11
mulps 80(B0L), %xmm5
mulps 96(B0L), %xmm6
mulps 112(B0L), %xmm7
mulps 64(B0R), %xmm1
mulps 80(B0R), %xmm2
mulps 96(B0R), %xmm4
mulps 112(B0R), %xmm15
addps %xmm5, %xmm11
addps %xmm7, %xmm6
addps %xmm2, %xmm1
addps %xmm15, %xmm4
addps %xmm3, %xmm10
addps %xmm6, %xmm11
addps %xmm0, %xmm14
addps %xmm4, %xmm1
movaps %xmm1, %xmm15
leaq 256(WINDOW), WINDOW
leaq 128(B0L), B0L
leaq 128(B0R), B0R
movaps %xmm8, %xmm0
movaps %xmm10, %xmm1
movaps %xmm12, %xmm4
movaps %xmm14, %xmm5
unpcklps %xmm9, %xmm8
unpcklps %xmm11, %xmm10
unpckhps %xmm9, %xmm0
unpckhps %xmm11, %xmm1
unpcklps %xmm13, %xmm12
unpcklps %xmm15, %xmm14
unpckhps %xmm13, %xmm4
unpckhps %xmm15, %xmm5
movaps %xmm8, %xmm2
movaps %xmm0, %xmm3
movaps %xmm12, %xmm6
movaps %xmm4, %xmm7
movlhps %xmm10, %xmm8
movhlps %xmm2, %xmm10
movlhps %xmm1, %xmm0
movhlps %xmm3, %xmm1
movlhps %xmm14, %xmm12
movhlps %xmm6, %xmm14
movlhps %xmm5, %xmm4
movhlps %xmm7, %xmm5
subps %xmm10, %xmm8
subps %xmm1, %xmm0
subps %xmm14, %xmm12
subps %xmm5, %xmm4
addps %xmm8, %xmm0
addps %xmm12, %xmm4
mulps XMMREG_SCALE, %xmm0
mulps XMMREG_SCALE, %xmm4
movaps %xmm0, %xmm1
unpcklps %xmm4, %xmm0
unpckhps %xmm4, %xmm1
movups %xmm0, (SAMPLES)
movups %xmm1, 16(SAMPLES)
leaq 32(SAMPLES), SAMPLES
decl %ecx
jnz 1b
movl $4, %ecx
ALIGN16
1:
movups (WINDOW), %xmm8
movups 16(WINDOW), %xmm1
movups 32(WINDOW), %xmm2
movups 48(WINDOW), %xmm3
movups 128(WINDOW), %xmm9
movups 144(WINDOW), %xmm5
movups 160(WINDOW), %xmm6
movups 176(WINDOW), %xmm7
movaps %xmm8, %xmm0
movaps %xmm1, %xmm4
movaps %xmm2, %xmm10
movaps %xmm3, %xmm11
movaps %xmm9, %xmm12
movaps %xmm5, %xmm13
movaps %xmm6, %xmm14
movaps %xmm7, %xmm15
mulps (B0L), %xmm8
mulps 16(B0L), %xmm1
mulps 32(B0L), %xmm2
mulps 48(B0L), %xmm3
mulps -64(B0L), %xmm9
mulps -48(B0L), %xmm5
mulps -32(B0L), %xmm6
mulps -16(B0L), %xmm7
mulps (B0R), %xmm0
mulps 16(B0R), %xmm4
mulps 32(B0R), %xmm10
mulps 48(B0R), %xmm11
mulps -64(B0R), %xmm12
mulps -48(B0R), %xmm13
mulps -32(B0R), %xmm14
mulps -16(B0R), %xmm15
addps %xmm1, %xmm8
addps %xmm2, %xmm3
addps %xmm4, %xmm0
addps %xmm11, %xmm10
addps %xmm5, %xmm9
addps %xmm7, %xmm6
addps %xmm13, %xmm12
addps %xmm15, %xmm14
addps %xmm3, %xmm8
addps %xmm6, %xmm9
addps %xmm10, %xmm0
addps %xmm12, %xmm14
movaps %xmm0, %xmm12
movaps %xmm14, %xmm13
leaq 256(WINDOW), WINDOW
leaq -128(B0L), B0L
leaq -128(B0R), B0R
movups (WINDOW), %xmm10
movups 16(WINDOW), %xmm1
movups 32(WINDOW), %xmm2
movups 48(WINDOW), %xmm3
movups 128(WINDOW), %xmm11
movups 144(WINDOW), %xmm5
movups 160(WINDOW), %xmm6
movups 176(WINDOW), %xmm7
movaps %xmm10, %xmm0
movaps %xmm1, %xmm4
movaps %xmm2, %xmm14
movaps %xmm3, %xmm15
mulps (B0L), %xmm10
mulps 16(B0L), %xmm1
mulps 32(B0L), %xmm2
mulps 48(B0L), %xmm3
mulps (B0R), %xmm0
mulps 16(B0R), %xmm4
mulps 32(B0R), %xmm14
mulps 48(B0R), %xmm15
addps %xmm1, %xmm10
addps %xmm2, %xmm3
addps %xmm4, %xmm0
addps %xmm15, %xmm14
movaps %xmm11, %xmm1
movaps %xmm5, %xmm2
movaps %xmm6, %xmm4
movaps %xmm7, %xmm15
mulps -64(B0L), %xmm11
mulps -48(B0L), %xmm5
mulps -32(B0L), %xmm6
mulps -16(B0L), %xmm7
mulps -64(B0R), %xmm1
mulps -48(B0R), %xmm2
mulps -32(B0R), %xmm4
mulps -16(B0R), %xmm15
addps %xmm5, %xmm11
addps %xmm7, %xmm6
addps %xmm2, %xmm1
addps %xmm15, %xmm4
addps %xmm3, %xmm10
addps %xmm6, %xmm11
addps %xmm0, %xmm14
addps %xmm4, %xmm1
movaps %xmm1, %xmm15
leaq 256(WINDOW), WINDOW
leaq -128(B0L), B0L
leaq -128(B0R), B0R
movaps %xmm8, %xmm0
movaps %xmm10, %xmm1
movaps %xmm12, %xmm4
movaps %xmm14, %xmm5
unpcklps %xmm9, %xmm8
unpcklps %xmm11, %xmm10
unpckhps %xmm9, %xmm0
unpckhps %xmm11, %xmm1
unpcklps %xmm13, %xmm12
unpcklps %xmm15, %xmm14
unpckhps %xmm13, %xmm4
unpckhps %xmm15, %xmm5
movaps %xmm8, %xmm2
movaps %xmm0, %xmm3
movaps %xmm12, %xmm6
movaps %xmm4, %xmm7
movlhps %xmm10, %xmm8
movhlps %xmm2, %xmm10
movlhps %xmm1, %xmm0
movhlps %xmm3, %xmm1
movlhps %xmm14, %xmm12
movhlps %xmm6, %xmm14
movlhps %xmm5, %xmm4
movhlps %xmm7, %xmm5
addps %xmm10, %xmm8
addps %xmm1, %xmm0
addps %xmm14, %xmm12
addps %xmm5, %xmm4
addps %xmm8, %xmm0
addps %xmm12, %xmm4
mulps XMMREG_SCALE, %xmm0
mulps XMMREG_SCALE, %xmm4
movaps %xmm0, %xmm1
unpcklps %xmm4, %xmm0
unpckhps %xmm4, %xmm1
movups %xmm0, (SAMPLES)
movups %xmm1, 16(SAMPLES)
leaq 32(SAMPLES), SAMPLES
decl %ecx
jnz 1b
xorl %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
movaps 144(%rsp), %xmm15
addq $168, %rsp
#endif
ret
NONEXEC_STACK