mirror of
https://github.com/reactos/reactos.git
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301 lines
6.3 KiB
ArmAsm
301 lines
6.3 KiB
ArmAsm
/*
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synth_x86_64_accurate: SSE optimized synth for x86-64 (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 ARG0 %r10
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/* short *b0; */
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#define ARG1 %rdx
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/* short *samples; */
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#define ARG2 %r8
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/* int bo1; */
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#define ARG3 %r9
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#else
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/* real *window; */
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#define ARG0 %rdi
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/* real *b0; */
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#define ARG1 %rsi
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/* real *samples; */
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#define ARG2 %rdx
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/* int bo1; */
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#define ARG3 %rcx
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#endif
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#define XMMREG_MAX %xmm15 /* {32767.0, 32767.0, 32767.0, 32767.0} */
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#define XMMREG_MIN %xmm14 /* {-32768.0, -32768.0, -32768.0, -32768.0} */
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#define XMMREG_CLIP %xmm13
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/*
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int synth_1to1_x86_64_accurate_asm(real *window, real *b0, 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_x86_64_accurate_asm)
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ASM_NAME(synth_1to1_x86_64_accurate_asm):
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#ifdef _WIN64 /* should save xmm6-15 */
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movq %rcx, ARG0
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subq $152, %rsp /* stack alignment + 9 xmm registers */
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movaps %xmm6, (%rsp)
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movaps %xmm7, 16(%rsp)
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movaps %xmm8, 32(%rsp)
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movaps %xmm9, 48(%rsp)
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movaps %xmm10, 64(%rsp)
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movaps %xmm11, 80(%rsp)
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movaps %xmm13, 96(%rsp)
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movaps %xmm14, 112(%rsp)
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movaps %xmm15, 128(%rsp)
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#endif
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leaq ASM_NAME(maxmin_s16)(%rip), %rax
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movaps (%rax), XMMREG_MAX
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movaps 16(%rax), XMMREG_MIN
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xorps XMMREG_CLIP, XMMREG_CLIP
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andq $0xf, ARG3
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shlq $2, ARG3
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leaq 64(ARG0), ARG0
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subq ARG3, ARG0
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movl $4, %ecx
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ALIGN16
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Loop_start_1:
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movups (ARG0), %xmm8
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movups 16(ARG0), %xmm1
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movups 32(ARG0), %xmm2
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movups 48(ARG0), %xmm3
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movups 128(ARG0), %xmm9
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movups 144(ARG0), %xmm5
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movups 160(ARG0), %xmm6
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movups 176(ARG0), %xmm7
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mulps (ARG1), %xmm8
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mulps 16(ARG1), %xmm1
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mulps 32(ARG1), %xmm2
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mulps 48(ARG1), %xmm3
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mulps 64(ARG1), %xmm9
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mulps 80(ARG1), %xmm5
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mulps 96(ARG1), %xmm6
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mulps 112(ARG1), %xmm7
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addps %xmm1, %xmm8
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addps %xmm2, %xmm3
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addps %xmm5, %xmm9
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addps %xmm7, %xmm6
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addps %xmm3, %xmm8
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addps %xmm6, %xmm9
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leaq 256(ARG0), ARG0
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leaq 128(ARG1), ARG1
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movups (ARG0), %xmm10
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movups 16(ARG0), %xmm1
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movups 32(ARG0), %xmm2
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movups 48(ARG0), %xmm3
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movups 128(ARG0), %xmm11
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movups 144(ARG0), %xmm5
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movups 160(ARG0), %xmm6
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movups 176(ARG0), %xmm7
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mulps (ARG1), %xmm10
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mulps 16(ARG1), %xmm1
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mulps 32(ARG1), %xmm2
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mulps 48(ARG1), %xmm3
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mulps 64(ARG1), %xmm11
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mulps 80(ARG1), %xmm5
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mulps 96(ARG1), %xmm6
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mulps 112(ARG1), %xmm7
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addps %xmm1, %xmm10
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addps %xmm2, %xmm3
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addps %xmm5, %xmm11
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addps %xmm7, %xmm6
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addps %xmm3, %xmm10
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addps %xmm6, %xmm11
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leaq 256(ARG0), ARG0
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leaq 128(ARG1), ARG1
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movaps %xmm8, %xmm0
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movaps %xmm10, %xmm1
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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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movaps %xmm8, %xmm2
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movaps %xmm0, %xmm3
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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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subps %xmm10, %xmm8
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subps %xmm1, %xmm0
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addps %xmm8, %xmm0
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movups (ARG2), %xmm3
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movaps %xmm0, %xmm1
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movaps %xmm0, %xmm2
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cmpnleps XMMREG_MAX, %xmm1
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cmpltps XMMREG_MIN, %xmm2
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cvtps2dq %xmm0, %xmm0
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packssdw %xmm0, %xmm0
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movhlps %xmm3, %xmm4
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pshuflw $0xdd, %xmm3, %xmm3
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pshuflw $0xdd, %xmm4, %xmm4
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psrlq $32, %xmm3
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psllq $32, %xmm4
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por %xmm4, %xmm3
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punpcklwd %xmm3, %xmm0
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movups %xmm0, (ARG2)
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psrld $31, %xmm1
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psrld $31, %xmm2
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paddd %xmm2, %xmm1
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paddd %xmm1, XMMREG_CLIP
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leaq 16(ARG2), ARG2
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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 (ARG0), %xmm8
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movups 16(ARG0), %xmm1
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movups 32(ARG0), %xmm2
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movups 48(ARG0), %xmm3
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movups 128(ARG0), %xmm9
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movups 144(ARG0), %xmm5
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movups 160(ARG0), %xmm6
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movups 176(ARG0), %xmm7
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mulps (ARG1), %xmm8
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mulps 16(ARG1), %xmm1
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mulps 32(ARG1), %xmm2
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mulps 48(ARG1), %xmm3
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mulps -64(ARG1), %xmm9
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mulps -48(ARG1), %xmm5
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mulps -32(ARG1), %xmm6
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mulps -16(ARG1), %xmm7
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addps %xmm1, %xmm8
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addps %xmm2, %xmm3
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addps %xmm5, %xmm9
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addps %xmm7, %xmm6
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addps %xmm3, %xmm8
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addps %xmm6, %xmm9
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leaq 256(ARG0), ARG0
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leaq -128(ARG1), ARG1
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movups (ARG0), %xmm10
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movups 16(ARG0), %xmm1
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movups 32(ARG0), %xmm2
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movups 48(ARG0), %xmm3
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movups 128(ARG0), %xmm11
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movups 144(ARG0), %xmm5
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movups 160(ARG0), %xmm6
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movups 176(ARG0), %xmm7
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mulps (ARG1), %xmm10
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mulps 16(ARG1), %xmm1
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mulps 32(ARG1), %xmm2
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mulps 48(ARG1), %xmm3
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mulps -64(ARG1), %xmm11
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mulps -48(ARG1), %xmm5
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mulps -32(ARG1), %xmm6
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mulps -16(ARG1), %xmm7
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addps %xmm1, %xmm10
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addps %xmm2, %xmm3
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addps %xmm5, %xmm11
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addps %xmm7, %xmm6
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addps %xmm3, %xmm10
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addps %xmm6, %xmm11
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leaq 256(ARG0), ARG0
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leaq -128(ARG1), ARG1
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movaps %xmm8, %xmm0
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movaps %xmm10, %xmm1
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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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movaps %xmm8, %xmm2
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movaps %xmm0, %xmm3
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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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addps %xmm10, %xmm8
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addps %xmm1, %xmm0
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addps %xmm8, %xmm0
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movups (ARG2), %xmm3
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movaps %xmm0, %xmm1
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movaps %xmm0, %xmm2
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cmpnleps XMMREG_MAX, %xmm1
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cmpltps XMMREG_MIN, %xmm2
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cvtps2dq %xmm0, %xmm0
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packssdw %xmm0, %xmm0
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movhlps %xmm3, %xmm4
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pshuflw $0xdd, %xmm3, %xmm3
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pshuflw $0xdd, %xmm4, %xmm4
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psrlq $32, %xmm3
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psllq $32, %xmm4
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por %xmm4, %xmm3
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punpcklwd %xmm3, %xmm0
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movups %xmm0, (ARG2)
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psrld $31, %xmm1
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psrld $31, %xmm2
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paddd %xmm2, %xmm1
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paddd %xmm1, XMMREG_CLIP
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leaq 16(ARG2), ARG2
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decl %ecx
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jnz Loop_start_2
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pshuflw $0xee, XMMREG_CLIP, %xmm0
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movhlps XMMREG_CLIP, %xmm1
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pshuflw $0xee, %xmm1, %xmm2
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paddd %xmm0, XMMREG_CLIP
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paddd %xmm1, XMMREG_CLIP
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paddd %xmm2, XMMREG_CLIP
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movd XMMREG_CLIP, %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), %xmm13
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movaps 112(%rsp), %xmm14
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movaps 128(%rsp), %xmm15
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addq $152, %rsp
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#endif
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ret
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NONEXEC_STACK
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