mirror of
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366 lines
14 KiB
ArmAsm
366 lines
14 KiB
ArmAsm
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/*
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* Copyright (c) 2008 Mans Rullgard <mans@mansr.com>
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*
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* This file is part of libswresample.
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*
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* libswresample is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* libswresample is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with libswresample; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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*/
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#include "config.h"
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#include "libavutil/arm/asm.S"
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function swri_oldapi_conv_flt_to_s16_neon, export=1
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.L_swri_oldapi_conv_flt_to_s16_neon:
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subs r2, r2, #8
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vld1.32 {q0}, [r1,:128]!
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vcvt.s32.f32 q8, q0, #31
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vld1.32 {q1}, [r1,:128]!
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vcvt.s32.f32 q9, q1, #31
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beq 3f
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bics r12, r2, #15
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beq 2f
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1: subs r12, r12, #16
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vqrshrn.s32 d4, q8, #16
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vld1.32 {q0}, [r1,:128]!
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vcvt.s32.f32 q0, q0, #31
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vqrshrn.s32 d5, q9, #16
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vld1.32 {q1}, [r1,:128]!
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vcvt.s32.f32 q1, q1, #31
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vqrshrn.s32 d6, q0, #16
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vst1.16 {q2}, [r0,:128]!
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vqrshrn.s32 d7, q1, #16
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vld1.32 {q8}, [r1,:128]!
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vcvt.s32.f32 q8, q8, #31
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vld1.32 {q9}, [r1,:128]!
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vcvt.s32.f32 q9, q9, #31
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vst1.16 {q3}, [r0,:128]!
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bne 1b
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ands r2, r2, #15
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beq 3f
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2: vld1.32 {q0}, [r1,:128]!
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vqrshrn.s32 d4, q8, #16
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vcvt.s32.f32 q0, q0, #31
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vld1.32 {q1}, [r1,:128]!
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vqrshrn.s32 d5, q9, #16
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vcvt.s32.f32 q1, q1, #31
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vqrshrn.s32 d6, q0, #16
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vst1.16 {q2}, [r0,:128]!
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vqrshrn.s32 d7, q1, #16
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vst1.16 {q3}, [r0,:128]!
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bx lr
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3: vqrshrn.s32 d4, q8, #16
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vqrshrn.s32 d5, q9, #16
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vst1.16 {q2}, [r0,:128]!
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bx lr
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endfunc
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function swri_oldapi_conv_fltp_to_s16_2ch_neon, export=1
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.L_swri_oldapi_conv_fltp_to_s16_2ch_neon:
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ldm r1, {r1, r3}
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subs r2, r2, #8
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vld1.32 {q0}, [r1,:128]!
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vcvt.s32.f32 q8, q0, #31
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vld1.32 {q1}, [r1,:128]!
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vcvt.s32.f32 q9, q1, #31
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vld1.32 {q10}, [r3,:128]!
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vcvt.s32.f32 q10, q10, #31
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vld1.32 {q11}, [r3,:128]!
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vcvt.s32.f32 q11, q11, #31
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beq 3f
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bics r12, r2, #15
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beq 2f
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1: subs r12, r12, #16
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vld1.32 {q0}, [r1,:128]!
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vcvt.s32.f32 q0, q0, #31
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vsri.32 q10, q8, #16
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vld1.32 {q1}, [r1,:128]!
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vcvt.s32.f32 q1, q1, #31
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vld1.32 {q12}, [r3,:128]!
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vcvt.s32.f32 q12, q12, #31
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vld1.32 {q13}, [r3,:128]!
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vsri.32 q11, q9, #16
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vst1.16 {q10}, [r0,:128]!
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vcvt.s32.f32 q13, q13, #31
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vst1.16 {q11}, [r0,:128]!
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vsri.32 q12, q0, #16
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vld1.32 {q8}, [r1,:128]!
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vsri.32 q13, q1, #16
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vst1.16 {q12}, [r0,:128]!
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vcvt.s32.f32 q8, q8, #31
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vld1.32 {q9}, [r1,:128]!
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vcvt.s32.f32 q9, q9, #31
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vld1.32 {q10}, [r3,:128]!
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vcvt.s32.f32 q10, q10, #31
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vld1.32 {q11}, [r3,:128]!
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vcvt.s32.f32 q11, q11, #31
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vst1.16 {q13}, [r0,:128]!
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bne 1b
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ands r2, r2, #15
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beq 3f
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2: vsri.32 q10, q8, #16
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vld1.32 {q0}, [r1,:128]!
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vcvt.s32.f32 q0, q0, #31
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vld1.32 {q1}, [r1,:128]!
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vcvt.s32.f32 q1, q1, #31
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vld1.32 {q12}, [r3,:128]!
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vcvt.s32.f32 q12, q12, #31
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vsri.32 q11, q9, #16
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vld1.32 {q13}, [r3,:128]!
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vcvt.s32.f32 q13, q13, #31
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vst1.16 {q10}, [r0,:128]!
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vsri.32 q12, q0, #16
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vst1.16 {q11}, [r0,:128]!
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vsri.32 q13, q1, #16
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vst1.16 {q12-q13},[r0,:128]!
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bx lr
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3: vsri.32 q10, q8, #16
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vsri.32 q11, q9, #16
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vst1.16 {q10-q11},[r0,:128]!
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bx lr
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endfunc
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function swri_oldapi_conv_fltp_to_s16_nch_neon, export=1
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cmp r3, #2
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itt lt
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ldrlt r1, [r1]
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blt .L_swri_oldapi_conv_flt_to_s16_neon
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beq .L_swri_oldapi_conv_fltp_to_s16_2ch_neon
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push {r4-r8, lr}
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cmp r3, #4
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lsl r12, r3, #1
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blt 4f
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@ 4 channels
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5: ldm r1!, {r4-r7}
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mov lr, r2
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mov r8, r0
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vld1.32 {q8}, [r4,:128]!
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vcvt.s32.f32 q8, q8, #31
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vld1.32 {q9}, [r5,:128]!
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vcvt.s32.f32 q9, q9, #31
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vld1.32 {q10}, [r6,:128]!
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vcvt.s32.f32 q10, q10, #31
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vld1.32 {q11}, [r7,:128]!
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vcvt.s32.f32 q11, q11, #31
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6: subs lr, lr, #8
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vld1.32 {q0}, [r4,:128]!
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vcvt.s32.f32 q0, q0, #31
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vsri.32 q9, q8, #16
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vld1.32 {q1}, [r5,:128]!
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vcvt.s32.f32 q1, q1, #31
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vsri.32 q11, q10, #16
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vld1.32 {q2}, [r6,:128]!
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vcvt.s32.f32 q2, q2, #31
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vzip.32 d18, d22
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vld1.32 {q3}, [r7,:128]!
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vcvt.s32.f32 q3, q3, #31
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vzip.32 d19, d23
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vst1.16 {d18}, [r8], r12
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vsri.32 q1, q0, #16
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vst1.16 {d22}, [r8], r12
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vsri.32 q3, q2, #16
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vst1.16 {d19}, [r8], r12
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vzip.32 d2, d6
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vst1.16 {d23}, [r8], r12
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vzip.32 d3, d7
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beq 7f
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vld1.32 {q8}, [r4,:128]!
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vcvt.s32.f32 q8, q8, #31
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vst1.16 {d2}, [r8], r12
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vld1.32 {q9}, [r5,:128]!
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vcvt.s32.f32 q9, q9, #31
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vst1.16 {d6}, [r8], r12
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vld1.32 {q10}, [r6,:128]!
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vcvt.s32.f32 q10, q10, #31
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vst1.16 {d3}, [r8], r12
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vld1.32 {q11}, [r7,:128]!
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vcvt.s32.f32 q11, q11, #31
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vst1.16 {d7}, [r8], r12
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b 6b
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7: vst1.16 {d2}, [r8], r12
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vst1.16 {d6}, [r8], r12
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vst1.16 {d3}, [r8], r12
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vst1.16 {d7}, [r8], r12
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subs r3, r3, #4
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it eq
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popeq {r4-r8, pc}
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cmp r3, #4
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add r0, r0, #8
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bge 5b
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@ 2 channels
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4: cmp r3, #2
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blt 4f
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ldm r1!, {r4-r5}
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mov lr, r2
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mov r8, r0
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tst lr, #8
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vld1.32 {q8}, [r4,:128]!
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vcvt.s32.f32 q8, q8, #31
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vld1.32 {q9}, [r5,:128]!
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vcvt.s32.f32 q9, q9, #31
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vld1.32 {q10}, [r4,:128]!
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vcvt.s32.f32 q10, q10, #31
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vld1.32 {q11}, [r5,:128]!
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vcvt.s32.f32 q11, q11, #31
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beq 6f
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subs lr, lr, #8
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beq 7f
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vsri.32 d18, d16, #16
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vsri.32 d19, d17, #16
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vld1.32 {q8}, [r4,:128]!
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vcvt.s32.f32 q8, q8, #31
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vst1.32 {d18[0]}, [r8], r12
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vsri.32 d22, d20, #16
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vst1.32 {d18[1]}, [r8], r12
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vsri.32 d23, d21, #16
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vst1.32 {d19[0]}, [r8], r12
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vst1.32 {d19[1]}, [r8], r12
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vld1.32 {q9}, [r5,:128]!
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vcvt.s32.f32 q9, q9, #31
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vst1.32 {d22[0]}, [r8], r12
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vst1.32 {d22[1]}, [r8], r12
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vld1.32 {q10}, [r4,:128]!
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vcvt.s32.f32 q10, q10, #31
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vst1.32 {d23[0]}, [r8], r12
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vst1.32 {d23[1]}, [r8], r12
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vld1.32 {q11}, [r5,:128]!
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vcvt.s32.f32 q11, q11, #31
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6: subs lr, lr, #16
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vld1.32 {q0}, [r4,:128]!
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vcvt.s32.f32 q0, q0, #31
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vsri.32 d18, d16, #16
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vld1.32 {q1}, [r5,:128]!
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vcvt.s32.f32 q1, q1, #31
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vsri.32 d19, d17, #16
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vld1.32 {q2}, [r4,:128]!
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vcvt.s32.f32 q2, q2, #31
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vld1.32 {q3}, [r5,:128]!
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vcvt.s32.f32 q3, q3, #31
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vst1.32 {d18[0]}, [r8], r12
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vsri.32 d22, d20, #16
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vst1.32 {d18[1]}, [r8], r12
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vsri.32 d23, d21, #16
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vst1.32 {d19[0]}, [r8], r12
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vsri.32 d2, d0, #16
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vst1.32 {d19[1]}, [r8], r12
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vsri.32 d3, d1, #16
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vst1.32 {d22[0]}, [r8], r12
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vsri.32 d6, d4, #16
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vst1.32 {d22[1]}, [r8], r12
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vsri.32 d7, d5, #16
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vst1.32 {d23[0]}, [r8], r12
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vst1.32 {d23[1]}, [r8], r12
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beq 6f
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vld1.32 {q8}, [r4,:128]!
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vcvt.s32.f32 q8, q8, #31
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vst1.32 {d2[0]}, [r8], r12
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vst1.32 {d2[1]}, [r8], r12
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vld1.32 {q9}, [r5,:128]!
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vcvt.s32.f32 q9, q9, #31
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vst1.32 {d3[0]}, [r8], r12
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vst1.32 {d3[1]}, [r8], r12
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vld1.32 {q10}, [r4,:128]!
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vcvt.s32.f32 q10, q10, #31
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vst1.32 {d6[0]}, [r8], r12
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vst1.32 {d6[1]}, [r8], r12
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vld1.32 {q11}, [r5,:128]!
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vcvt.s32.f32 q11, q11, #31
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vst1.32 {d7[0]}, [r8], r12
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vst1.32 {d7[1]}, [r8], r12
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bgt 6b
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6: vst1.32 {d2[0]}, [r8], r12
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vst1.32 {d2[1]}, [r8], r12
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vst1.32 {d3[0]}, [r8], r12
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vst1.32 {d3[1]}, [r8], r12
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vst1.32 {d6[0]}, [r8], r12
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vst1.32 {d6[1]}, [r8], r12
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vst1.32 {d7[0]}, [r8], r12
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vst1.32 {d7[1]}, [r8], r12
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b 8f
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7: vsri.32 d18, d16, #16
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vsri.32 d19, d17, #16
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vst1.32 {d18[0]}, [r8], r12
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vsri.32 d22, d20, #16
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vst1.32 {d18[1]}, [r8], r12
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vsri.32 d23, d21, #16
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vst1.32 {d19[0]}, [r8], r12
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vst1.32 {d19[1]}, [r8], r12
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vst1.32 {d22[0]}, [r8], r12
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vst1.32 {d22[1]}, [r8], r12
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vst1.32 {d23[0]}, [r8], r12
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vst1.32 {d23[1]}, [r8], r12
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8: subs r3, r3, #2
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add r0, r0, #4
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it eq
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popeq {r4-r8, pc}
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@ 1 channel
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4: ldr r4, [r1]
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tst r2, #8
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mov lr, r2
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mov r5, r0
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vld1.32 {q0}, [r4,:128]!
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vcvt.s32.f32 q0, q0, #31
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vld1.32 {q1}, [r4,:128]!
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vcvt.s32.f32 q1, q1, #31
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bne 8f
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6: subs lr, lr, #16
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vld1.32 {q2}, [r4,:128]!
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vcvt.s32.f32 q2, q2, #31
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vld1.32 {q3}, [r4,:128]!
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vcvt.s32.f32 q3, q3, #31
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vst1.16 {d0[1]}, [r5,:16], r12
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vst1.16 {d0[3]}, [r5,:16], r12
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vst1.16 {d1[1]}, [r5,:16], r12
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vst1.16 {d1[3]}, [r5,:16], r12
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vst1.16 {d2[1]}, [r5,:16], r12
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vst1.16 {d2[3]}, [r5,:16], r12
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vst1.16 {d3[1]}, [r5,:16], r12
|
||
|
vst1.16 {d3[3]}, [r5,:16], r12
|
||
|
beq 7f
|
||
|
vld1.32 {q0}, [r4,:128]!
|
||
|
vcvt.s32.f32 q0, q0, #31
|
||
|
vld1.32 {q1}, [r4,:128]!
|
||
|
vcvt.s32.f32 q1, q1, #31
|
||
|
7: vst1.16 {d4[1]}, [r5,:16], r12
|
||
|
vst1.16 {d4[3]}, [r5,:16], r12
|
||
|
vst1.16 {d5[1]}, [r5,:16], r12
|
||
|
vst1.16 {d5[3]}, [r5,:16], r12
|
||
|
vst1.16 {d6[1]}, [r5,:16], r12
|
||
|
vst1.16 {d6[3]}, [r5,:16], r12
|
||
|
vst1.16 {d7[1]}, [r5,:16], r12
|
||
|
vst1.16 {d7[3]}, [r5,:16], r12
|
||
|
bgt 6b
|
||
|
pop {r4-r8, pc}
|
||
|
8: subs lr, lr, #8
|
||
|
vst1.16 {d0[1]}, [r5,:16], r12
|
||
|
vst1.16 {d0[3]}, [r5,:16], r12
|
||
|
vst1.16 {d1[1]}, [r5,:16], r12
|
||
|
vst1.16 {d1[3]}, [r5,:16], r12
|
||
|
vst1.16 {d2[1]}, [r5,:16], r12
|
||
|
vst1.16 {d2[3]}, [r5,:16], r12
|
||
|
vst1.16 {d3[1]}, [r5,:16], r12
|
||
|
vst1.16 {d3[3]}, [r5,:16], r12
|
||
|
it eq
|
||
|
popeq {r4-r8, pc}
|
||
|
vld1.32 {q0}, [r4,:128]!
|
||
|
vcvt.s32.f32 q0, q0, #31
|
||
|
vld1.32 {q1}, [r4,:128]!
|
||
|
vcvt.s32.f32 q1, q1, #31
|
||
|
b 6b
|
||
|
endfunc
|