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527f2f9057
* Create a branch for some evul shell experiments. svn path=/branches/shell-experiments/; revision=61927
455 lines
9.8 KiB
ArmAsm
455 lines
9.8 KiB
ArmAsm
/*
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synth_stereo_x86_64_accurate: SSE optimized synth for x86-64 (stereo specific, MPEG-compliant 16bit output version)
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copyright 1995-2009 by the mpg123 project - free software under the terms of the LGPL 2.1
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see COPYING and AUTHORS files in distribution or http://mpg123.org
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initially written by Taihei Monma
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*/
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#include "mangle.h"
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#ifdef _WIN64
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/* short *window; */
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#define WINDOW %rsi
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/* short *b0l; */
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#define B0L %rdx
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/* short *b0r; */
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#define B0R %r8
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/* short *samples; */
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#define SAMPLES %r9
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#else
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/* real *window; */
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#define WINDOW %rdi
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/* real *b0l; */
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#define B0L %rsi
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/* real *b0r; */
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#define B0R %rdx
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/* real *samples; */
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#define SAMPLES %r8
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#endif
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#define XMMREG_MAX (%r10) /* {32767.0, 32767.0, 32767.0, 32767.0} */
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#define XMMREG_MIN (%r11) /* {-32768.0, -32768.0, -32768.0, -32768.0} */
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#define TEMP_CLIP (%rsp)
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/*
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int synth_1to1_stereo_x86_64_accurate_asm(real *window, real *b0l, real *b0r, short *samples, int bo1);
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return value: number of clipped samples
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*/
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#ifndef __APPLE__
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.section .rodata
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#else
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.data
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#endif
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ALIGN32
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ASM_NAME(maxmin_s16):
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.long 1191181824
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.long 1191181824
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.long 1191181824
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.long 1191181824
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.long -956301312
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.long -956301312
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.long -956301312
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.long -956301312
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.text
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ALIGN16
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.globl ASM_NAME(synth_1to1_stereo_x86_64_accurate_asm)
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ASM_NAME(synth_1to1_stereo_x86_64_accurate_asm):
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#ifdef _WIN64 /* should save xmm6-15 */
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movl 40(%rsp), %eax /* 5th argument; placed after 32-byte shadow space */
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pushq %rsi
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subq $176, %rsp /* 10 xmm registers + temp */
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movaps %xmm6, 16(%rsp)
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movaps %xmm7, 32(%rsp)
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movaps %xmm8, 48(%rsp)
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movaps %xmm9, 64(%rsp)
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movaps %xmm10, 80(%rsp)
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movaps %xmm11, 96(%rsp)
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movaps %xmm12, 112(%rsp)
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movaps %xmm13, 128(%rsp)
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movaps %xmm14, 144(%rsp)
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movaps %xmm15, 160(%rsp)
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#else
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subq $24, %rsp /* stack alignment + temp */
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#endif
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leaq ASM_NAME(maxmin_s16)(%rip), %r10
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leaq 16(%r10), %r11
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xorps %xmm0, %xmm0
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movaps %xmm0, TEMP_CLIP
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#ifdef _WIN64
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shlq $32, %rax
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shrq $30, %rax
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movq %rcx, %rbx
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#else
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movq %r8, %rax
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shlq $32, %rax
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shrq $30, %rax
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movq %rcx, %r8
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#endif
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leaq 64(WINDOW), WINDOW
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subq %rax, WINDOW
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movl $4, %ecx
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ALIGN16
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Loop_start_1:
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movups (WINDOW), %xmm8
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movups 16(WINDOW), %xmm1
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movups 32(WINDOW), %xmm2
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movups 48(WINDOW), %xmm3
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movups 128(WINDOW), %xmm9
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movups 144(WINDOW), %xmm5
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movups 160(WINDOW), %xmm6
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movups 176(WINDOW), %xmm7
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movaps %xmm8, %xmm0
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movaps %xmm1, %xmm4
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movaps %xmm2, %xmm10
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movaps %xmm3, %xmm11
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movaps %xmm9, %xmm12
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movaps %xmm5, %xmm13
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movaps %xmm6, %xmm14
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movaps %xmm7, %xmm15
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mulps (B0L), %xmm8
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mulps 16(B0L), %xmm1
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mulps 32(B0L), %xmm2
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mulps 48(B0L), %xmm3
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mulps 64(B0L), %xmm9
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mulps 80(B0L), %xmm5
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mulps 96(B0L), %xmm6
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mulps 112(B0L), %xmm7
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mulps (B0R), %xmm0
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mulps 16(B0R), %xmm4
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mulps 32(B0R), %xmm10
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mulps 48(B0R), %xmm11
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mulps 64(B0R), %xmm12
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mulps 80(B0R), %xmm13
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mulps 96(B0R), %xmm14
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mulps 112(B0R), %xmm15
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addps %xmm1, %xmm8
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addps %xmm2, %xmm3
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addps %xmm4, %xmm0
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addps %xmm11, %xmm10
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addps %xmm5, %xmm9
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addps %xmm7, %xmm6
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addps %xmm13, %xmm12
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addps %xmm15, %xmm14
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addps %xmm3, %xmm8
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addps %xmm6, %xmm9
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addps %xmm10, %xmm0
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addps %xmm12, %xmm14
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movaps %xmm0, %xmm12
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movaps %xmm14, %xmm13
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leaq 256(WINDOW), WINDOW
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leaq 128(B0L), B0L
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leaq 128(B0R), B0R
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movups (WINDOW), %xmm10
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movups 16(WINDOW), %xmm1
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movups 32(WINDOW), %xmm2
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movups 48(WINDOW), %xmm3
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movups 128(WINDOW), %xmm11
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movups 144(WINDOW), %xmm5
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movups 160(WINDOW), %xmm6
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movups 176(WINDOW), %xmm7
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movaps %xmm10, %xmm0
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movaps %xmm1, %xmm4
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movaps %xmm2, %xmm14
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movaps %xmm3, %xmm15
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mulps (B0L), %xmm10
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mulps 16(B0L), %xmm1
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mulps 32(B0L), %xmm2
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mulps 48(B0L), %xmm3
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mulps (B0R), %xmm0
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mulps 16(B0R), %xmm4
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mulps 32(B0R), %xmm14
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mulps 48(B0R), %xmm15
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addps %xmm1, %xmm10
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addps %xmm2, %xmm3
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addps %xmm4, %xmm0
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addps %xmm15, %xmm14
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movaps %xmm11, %xmm1
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movaps %xmm5, %xmm2
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movaps %xmm6, %xmm4
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movaps %xmm7, %xmm15
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mulps 64(B0L), %xmm11
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mulps 80(B0L), %xmm5
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mulps 96(B0L), %xmm6
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mulps 112(B0L), %xmm7
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mulps 64(B0R), %xmm1
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mulps 80(B0R), %xmm2
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mulps 96(B0R), %xmm4
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mulps 112(B0R), %xmm15
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addps %xmm5, %xmm11
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addps %xmm7, %xmm6
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addps %xmm2, %xmm1
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addps %xmm15, %xmm4
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addps %xmm3, %xmm10
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addps %xmm6, %xmm11
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addps %xmm0, %xmm14
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addps %xmm4, %xmm1
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movaps %xmm1, %xmm15
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leaq 256(WINDOW), WINDOW
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leaq 128(B0L), B0L
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leaq 128(B0R), B0R
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movaps %xmm8, %xmm0
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movaps %xmm10, %xmm1
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movaps %xmm12, %xmm4
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movaps %xmm14, %xmm5
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unpcklps %xmm9, %xmm8
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unpcklps %xmm11, %xmm10
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unpckhps %xmm9, %xmm0
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unpckhps %xmm11, %xmm1
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unpcklps %xmm13, %xmm12
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unpcklps %xmm15, %xmm14
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unpckhps %xmm13, %xmm4
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unpckhps %xmm15, %xmm5
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movaps %xmm8, %xmm2
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movaps %xmm0, %xmm3
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movaps %xmm12, %xmm6
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movaps %xmm4, %xmm7
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movlhps %xmm10, %xmm8
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movhlps %xmm2, %xmm10
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movlhps %xmm1, %xmm0
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movhlps %xmm3, %xmm1
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movlhps %xmm14, %xmm12
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movhlps %xmm6, %xmm14
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movlhps %xmm5, %xmm4
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movhlps %xmm7, %xmm5
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subps %xmm10, %xmm8
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subps %xmm1, %xmm0
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subps %xmm14, %xmm12
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subps %xmm5, %xmm4
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addps %xmm8, %xmm0
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addps %xmm12, %xmm4
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movaps %xmm0, %xmm2
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movaps %xmm0, %xmm3
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movaps %xmm4, %xmm5
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movaps %xmm4, %xmm6
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cmpnleps XMMREG_MAX, %xmm2
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cmpltps XMMREG_MIN, %xmm3
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cmpnleps XMMREG_MAX, %xmm5
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cmpltps XMMREG_MIN, %xmm6
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cvtps2dq %xmm0, %xmm0
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cvtps2dq %xmm4, %xmm4
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movaps %xmm0, %xmm1
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unpcklps %xmm4, %xmm0
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unpckhps %xmm4, %xmm1
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packssdw %xmm1, %xmm0
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movups %xmm0, (SAMPLES)
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packssdw %xmm5, %xmm2
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packssdw %xmm6, %xmm3
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psrlw $15, %xmm2
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psrlw $15, %xmm3
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paddw %xmm3, %xmm2
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paddw TEMP_CLIP, %xmm2
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movaps %xmm2, TEMP_CLIP
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leaq 16(SAMPLES), SAMPLES
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decl %ecx
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jnz Loop_start_1
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movl $4, %ecx
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ALIGN16
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Loop_start_2:
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movups (WINDOW), %xmm8
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movups 16(WINDOW), %xmm1
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movups 32(WINDOW), %xmm2
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movups 48(WINDOW), %xmm3
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movups 128(WINDOW), %xmm9
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movups 144(WINDOW), %xmm5
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movups 160(WINDOW), %xmm6
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movups 176(WINDOW), %xmm7
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movaps %xmm8, %xmm0
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movaps %xmm1, %xmm4
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movaps %xmm2, %xmm10
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movaps %xmm3, %xmm11
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movaps %xmm9, %xmm12
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movaps %xmm5, %xmm13
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movaps %xmm6, %xmm14
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movaps %xmm7, %xmm15
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mulps (B0L), %xmm8
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mulps 16(B0L), %xmm1
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mulps 32(B0L), %xmm2
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mulps 48(B0L), %xmm3
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mulps -64(B0L), %xmm9
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mulps -48(B0L), %xmm5
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mulps -32(B0L), %xmm6
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mulps -16(B0L), %xmm7
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mulps (B0R), %xmm0
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mulps 16(B0R), %xmm4
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mulps 32(B0R), %xmm10
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mulps 48(B0R), %xmm11
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mulps -64(B0R), %xmm12
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mulps -48(B0R), %xmm13
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mulps -32(B0R), %xmm14
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mulps -16(B0R), %xmm15
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addps %xmm1, %xmm8
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addps %xmm2, %xmm3
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addps %xmm4, %xmm0
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addps %xmm11, %xmm10
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addps %xmm5, %xmm9
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addps %xmm7, %xmm6
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addps %xmm13, %xmm12
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addps %xmm15, %xmm14
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addps %xmm3, %xmm8
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addps %xmm6, %xmm9
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addps %xmm10, %xmm0
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addps %xmm12, %xmm14
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movaps %xmm0, %xmm12
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movaps %xmm14, %xmm13
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leaq 256(WINDOW), WINDOW
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leaq -128(B0L), B0L
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leaq -128(B0R), B0R
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movups (WINDOW), %xmm10
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movups 16(WINDOW), %xmm1
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movups 32(WINDOW), %xmm2
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movups 48(WINDOW), %xmm3
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movups 128(WINDOW), %xmm11
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movups 144(WINDOW), %xmm5
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movups 160(WINDOW), %xmm6
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movups 176(WINDOW), %xmm7
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movaps %xmm10, %xmm0
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movaps %xmm1, %xmm4
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movaps %xmm2, %xmm14
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movaps %xmm3, %xmm15
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mulps (B0L), %xmm10
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mulps 16(B0L), %xmm1
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mulps 32(B0L), %xmm2
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mulps 48(B0L), %xmm3
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mulps (B0R), %xmm0
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mulps 16(B0R), %xmm4
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mulps 32(B0R), %xmm14
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mulps 48(B0R), %xmm15
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addps %xmm1, %xmm10
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addps %xmm2, %xmm3
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addps %xmm4, %xmm0
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addps %xmm15, %xmm14
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movaps %xmm11, %xmm1
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movaps %xmm5, %xmm2
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movaps %xmm6, %xmm4
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movaps %xmm7, %xmm15
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mulps -64(B0L), %xmm11
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mulps -48(B0L), %xmm5
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mulps -32(B0L), %xmm6
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mulps -16(B0L), %xmm7
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mulps -64(B0R), %xmm1
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mulps -48(B0R), %xmm2
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mulps -32(B0R), %xmm4
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mulps -16(B0R), %xmm15
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addps %xmm5, %xmm11
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addps %xmm7, %xmm6
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addps %xmm2, %xmm1
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addps %xmm15, %xmm4
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addps %xmm3, %xmm10
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addps %xmm6, %xmm11
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addps %xmm0, %xmm14
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addps %xmm4, %xmm1
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movaps %xmm1, %xmm15
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leaq 256(WINDOW), WINDOW
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leaq -128(B0L), B0L
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leaq -128(B0R), B0R
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movaps %xmm8, %xmm0
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movaps %xmm10, %xmm1
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movaps %xmm12, %xmm4
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movaps %xmm14, %xmm5
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unpcklps %xmm9, %xmm8
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unpcklps %xmm11, %xmm10
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unpckhps %xmm9, %xmm0
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unpckhps %xmm11, %xmm1
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unpcklps %xmm13, %xmm12
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unpcklps %xmm15, %xmm14
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unpckhps %xmm13, %xmm4
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unpckhps %xmm15, %xmm5
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movaps %xmm8, %xmm2
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movaps %xmm0, %xmm3
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movaps %xmm12, %xmm6
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movaps %xmm4, %xmm7
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movlhps %xmm10, %xmm8
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movhlps %xmm2, %xmm10
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movlhps %xmm1, %xmm0
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movhlps %xmm3, %xmm1
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movlhps %xmm14, %xmm12
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movhlps %xmm6, %xmm14
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movlhps %xmm5, %xmm4
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movhlps %xmm7, %xmm5
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addps %xmm10, %xmm8
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addps %xmm1, %xmm0
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addps %xmm14, %xmm12
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addps %xmm5, %xmm4
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addps %xmm8, %xmm0
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addps %xmm12, %xmm4
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movaps %xmm0, %xmm2
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movaps %xmm0, %xmm3
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movaps %xmm4, %xmm5
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movaps %xmm4, %xmm6
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cmpnleps XMMREG_MAX, %xmm2
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cmpltps XMMREG_MIN, %xmm3
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cmpnleps XMMREG_MAX, %xmm5
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cmpltps XMMREG_MIN, %xmm6
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cvtps2dq %xmm0, %xmm0
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cvtps2dq %xmm4, %xmm4
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movaps %xmm0, %xmm1
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unpcklps %xmm4, %xmm0
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unpckhps %xmm4, %xmm1
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packssdw %xmm1, %xmm0
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movups %xmm0, (SAMPLES)
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packssdw %xmm5, %xmm2
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packssdw %xmm6, %xmm3
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psrlw $15, %xmm2
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psrlw $15, %xmm3
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paddw %xmm3, %xmm2
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paddw TEMP_CLIP, %xmm2
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movaps %xmm2, TEMP_CLIP
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leaq 16(SAMPLES), SAMPLES
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decl %ecx
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jnz Loop_start_2
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movaps TEMP_CLIP, %xmm4
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movhlps %xmm4, %xmm0
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paddw %xmm4, %xmm0
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pshuflw $0x55, %xmm0, %xmm1
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pshuflw $0xaa, %xmm0, %xmm2
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pshuflw $0xff, %xmm0, %xmm3
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paddw %xmm1, %xmm0
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paddw %xmm2, %xmm0
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paddw %xmm3, %xmm0
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movd %xmm0, %eax
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andl $0xffff, %eax
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#ifdef _WIN64
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movaps (%rsp), %xmm6
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movaps 16(%rsp), %xmm7
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movaps 32(%rsp), %xmm8
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movaps 48(%rsp), %xmm9
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movaps 64(%rsp), %xmm10
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movaps 80(%rsp), %xmm11
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movaps 96(%rsp), %xmm12
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movaps 112(%rsp), %xmm13
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movaps 128(%rsp), %xmm14
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movaps 144(%rsp), %xmm15
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addq $176, %rsp
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popq %rsi
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#else
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addq $24, %rsp
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#endif
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ret
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NONEXEC_STACK
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