10d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@/***************************************************************************** 20d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 30d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* Copyright (C) 2012 Ittiam Systems Pvt Ltd, Bangalore 40d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 50d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* Licensed under the Apache License, Version 2.0 (the "License"); 60d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* you may not use this file except in compliance with the License. 70d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* You may obtain a copy of the License at: 80d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 90d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* http://www.apache.org/licenses/LICENSE-2.0 100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* Unless required by applicable law or agreed to in writing, software 120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* distributed under the License is distributed on an "AS IS" BASIS, 130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* See the License for the specific language governing permissions and 150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* limitations under the License. 160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@*****************************************************************************/ 180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@/** 190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@******************************************************************************* 200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @file 210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* ihevc_intra_pred_chroma_mode_27_to_33.s 220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @brief 240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* contains function definition for intra prediction interpolation filters 250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @author 280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* parthiban v 290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @par list of functions: 310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* - ihevc_intra_pred_chroma_mode_27_to_33() 320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @remarksll 340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* none 350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@******************************************************************************* 370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@*/ 380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@/** 400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@******************************************************************************* 410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @brief 430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* intraprediction for mode 27 to 33 (positive angle, vertical mode ) with 44221aaccb7a9b501ce16ccc1fd7f7d44a8f73cd6eNaveen Kumar Ponnusamy@* neighboring samples location pointed by 'pu1_ref' to the tu 450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* block location pointed by 'pu1_dst' 460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @par description: 480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] pu1_src 510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* uword8 pointer to the source 520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] pu1_dst 540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* uword8 pointer to the destination 550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] src_strd 570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* integer source stride 580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] dst_strd 600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* integer destination stride 610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] nt 630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* integer transform block size 640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] mode 660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* integer intraprediction mode 670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @returns 690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @remarks 710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* none 720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@******************************************************************************* 740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@*/ 750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@.if intra_pred_chroma_27_t0_33 == c 770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@void ihevc_intra_pred_chroma_mode_27_to_33(uword8 *pu1_ref, 780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ word32 src_strd, 790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ uword8 *pu1_dst, 800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ word32 dst_strd, 810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ word32 nt, 820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ word32 mode) 830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.text 850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.align 4 860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.globl ihevc_intra_pred_chroma_mode_27_to_33_a9q 910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.extern gai4_ihevc_ang_table 920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.extern gau1_ihevc_planar_factor 930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakargai4_ihevc_ang_table_addr: 950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.long gai4_ihevc_ang_table - ulbl1 - 8 960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakargau1_ihevc_planar_factor_addr: 980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.long gau1_ihevc_planar_factor - ulbl2 - 8 990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.type ihevc_intra_pred_chroma_mode_27_to_33_a9q, %function 1020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarihevc_intra_pred_chroma_mode_27_to_33_a9q: 1040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar stmfd sp!, {r4-r12, r14} @stack stores the values of the arguments 1060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldr r4,[sp,#40] @loads nt 1080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldr r5,[sp,#44] @loads mode 1090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldr r6,gai4_ihevc_ang_table_addr @loads word32 gai4_ihevc_ang_table[35] 1100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarulbl1: 1110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r6,r6,pc 1120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl r7,r4,#2 @four_nt 1140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8,r6,r5,lsl #2 @*gai4_ihevc_ang_table[mode] 1160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldr r9,[r8] @intra_pred_ang = gai4_ihevc_ang_table[mode] 1170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldr r1,gau1_ihevc_planar_factor_addr @used for ((row + 1) * intra_pred_ang) row values 1180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarulbl2: 1190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r1,r1,pc 1200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r6,r1,#1 1210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar tst r4,#7 1230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8,r0,r7 @pu1_ref + four_nt 1240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov lr,#0 @row 1250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r12,r4 1260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar bne core_loop_4 1270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl r4,r4,#1 1280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar b core_loop_8 1290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarcore_loop_8: 1310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8,r8,#2 @pu1_ref_main_idx += (four_nt + 1) 1320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d0,r9 @intra_pred_ang 1330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r12,r4,lsr #4 @divide by 8 1340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.i8 d1,#32 1360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mul r7,r4,r12 1370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.i16 q3,#31 1390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r1,r8 1410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r5,r4 1420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r11,#2 1430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarprologue: 1450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d3},[r6] @loads the row value 1460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q1,d3,d0 @pos = ((row + 1) * intra_pred_ang) 1470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vand q2,q1,q3 @dup_const_fract(fract = pos & (31)) 1480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmovn.i16 d4,q2 1490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vshrn.u16 d5,q1,#5 @idx = pos >> 5 1500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d31,d4[0] 1520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r0,r2,r3 1530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.u32 lr,d5[0] @(i row)extract idx to the r register 1550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl lr,lr,#1 1560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d29,d4[1] @(ii) 1580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(i row) get the last byte 1590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(i row)*pu1_ref[ref_main_idx] 1610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(ii)shift by 8 1630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d8},[r10],r11 @(i row)ref_main_idx 1640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(ii)get the last byte 1650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(iii) 1670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d9},[r10] @(i row)ref_main_idx_1 1680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(ii)*pu1_ref[ref_main_idx] 1690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(iii) 1710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d30,d1,d31 @32-fract(dup_const_32_fract) 1720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(iii)*pu1_ref[ref_main_idx] 1730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d12},[r12],r11 @(ii)ref_main_idx 1750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q5,d8,d30 @(i row)vmull_u8(ref_main_idx, dup_const_32_fract) 1760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d13},[r12] @(ii)ref_main_idx_1 1780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q5,d9,d31 @(i row)vmull_u8(ref_main_idx_1, dup_const_fract) 1790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(iv) 1800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d27,d4[2] @(iii) 1820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d28,d1,d29 @(ii)32-fract(dup_const_32_fract) 1830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(iv) 1840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d25,d4[3] @(iv) 1860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q7,d12,d28 @(ii)vmull_u8(ref_main_idx, dup_const_32_fract) 1870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(iv)*pu1_ref[ref_main_idx] 1880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d16},[r10],r11 @(iii)ref_main_idx 1900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q7,d13,d29 @(ii)vmull_u8(ref_main_idx_1, dup_const_fract) 1910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d17},[r10] @(iii)ref_main_idx_1 1930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d10,q5,#5 @(i row)shift_res = vrshrn_n_u16(add_res, 5) 1940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d20},[r12],r11 @(iv)ref_main_idx 1960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d26,d1,d27 @(iii)32-fract(dup_const_32_fract) 1970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d21},[r12] @(iv)ref_main_idx_1 1990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d31,d4[4] @(v) 2010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q9,d16,d26 @(iii)vmull_u8(ref_main_idx, dup_const_32_fract) 2020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.u32 lr,d5[1] @extract idx to the r register 2040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q9,d17,d27 @(iii)vmull_u8(ref_main_idx_1, dup_const_fract) 2050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl lr,lr,#1 2060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d10},[r2]! @(i row) 2080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d14,q7,#5 @(ii)shift_res = vrshrn_n_u16(add_res, 5) 2090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(v) 2110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d29,d4[5] @(vi) 2120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(v)*pu1_ref[ref_main_idx] 2130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d8},[r10],r11 @(v)ref_main_idx 2150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d24,d1,d25 @(iv)32-fract(dup_const_32_fract) 2160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(vi) 2180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q11,d20,d24 @(iv)vmull_u8(ref_main_idx, dup_const_32_fract) 2190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(vi) 2200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d9},[r10] @(v)ref_main_idx_1 2220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q11,d21,d25 @(iv)vmull_u8(ref_main_idx_1, dup_const_fract) 2230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d14},[r0],r3 @(ii) 2250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d18,q9,#5 @(iii)shift_res = vrshrn_n_u16(add_res, 5) 2260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(vi)*pu1_ref[ref_main_idx] 2280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d27,d4[6] @(vii) 2290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(vii) 2300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(vii) 2320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d30,d1,d31 @(v)32-fract(dup_const_32_fract) 2330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(vii)*pu1_ref[ref_main_idx] 2340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d12},[r12],r11 @(vi)ref_main_idx 2360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q5,d8,d30 @(v)vmull_u8(ref_main_idx, dup_const_32_fract) 2370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d13},[r12] @(vi)ref_main_idx_1 2390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q5,d9,d31 @(v)vmull_u8(ref_main_idx_1, dup_const_fract) 2400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d18},[r0],r3 @(iii) 2420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d22,q11,#5 @(iv)shift_res = vrshrn_n_u16(add_res, 5) 2430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(viii) 2450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d25,d4[7] @(viii) 2460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(viii) 2470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d16},[r10],r11 @(vii)ref_main_idx 2490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d28,d1,d29 @(vi)32-fract(dup_const_32_fract) 2500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d17},[r10] @(vii)ref_main_idx_1 2520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q7,d12,d28 @(vi)vmull_u8(ref_main_idx, dup_const_32_fract) 2530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(viii)*pu1_ref[ref_main_idx] 2550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q7,d13,d29 @(vi)vmull_u8(ref_main_idx_1, dup_const_fract) 2560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar subs r7,r7,#8 2570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d22},[r0],r3 @(iv) 2590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d10,q5,#5 @(v)shift_res = vrshrn_n_u16(add_res, 5) 2600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d20},[r12],r11 @(viii)ref_main_idx 2620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d26,d1,d27 @(vii)32-fract(dup_const_32_fract) 2630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d21},[r12] @(viii)ref_main_idx_1 2650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q9,d16,d26 @(vii)vmull_u8(ref_main_idx, dup_const_32_fract) 2660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addgt r8,r8,#8 2680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q9,d17,d27 @(vii)vmull_u8(ref_main_idx_1, dup_const_fract) 2690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar subgt r4,r4,#8 2700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d10},[r0],r3 @(v) 2720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d14,q7,#5 @(vi)shift_res = vrshrn_n_u16(add_res, 5) 2730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar beq epilogue 2750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d5},[r6] @loads the row value 2770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q1,d5,d0 @pos = ((row + 1) * intra_pred_ang) 2780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vand q2,q1,q3 @dup_const_fract(fract = pos & (31)) 2790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmovn.i16 d4,q2 2800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vshrn.u16 d3,q1,#5 @idx = pos >> 5 2810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.u32 lr,d3[0] @(i)extract idx to the r register 2820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl lr,lr,#1 2830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(i) 2840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(i)*pu1_ref[ref_main_idx] 2850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarkernel_8_rows: 2870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(ii) 2880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d31,d4[0] 2890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar subs r4,r4,#8 2900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d8},[r10],r11 @(i)ref_main_idx 2920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d24,d1,d25 @(viii)32-fract(dup_const_32_fract) 2930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(ii) 2940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addle r6,r6,#8 @increment the row value 2950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d9},[r10] @(i)ref_main_idx_1 2970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q11,d20,d24 @(viii)vmull_u8(ref_main_idx, dup_const_32_fract) 2980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(ii)*pu1_ref[ref_main_idx] 2990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d5},[r6] @loads the row value 3010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q11,d21,d25 @(viii)vmull_u8(ref_main_idx_1, dup_const_fract) 3020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(iii) 3030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d29,d4[1] @(ii) 3050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d18,q9,#5 @(vii)shift_res = vrshrn_n_u16(add_res, 5) 3060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(iii) 3070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d14},[r0],r3 @(vi) 3090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d30,d1,d31 @(i)32-fract(dup_const_32_fract) 3100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(iii)*pu1_ref[ref_main_idx] 3110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d12},[r12],r11 @(ii)ref_main_idx 3130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q5,d8,d30 @(i)vmull_u8(ref_main_idx, dup_const_32_fract) 3140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(iv) 3150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d13},[r12] @(ii)ref_main_idx_1 3170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q5,d9,d31 @(i)vmull_u8(ref_main_idx_1, dup_const_fract) 3180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(iv) 3190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.u32 lr,d3[1] @extract idx to the r register 3210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d22,q11,#5 @(viii)shift_res = vrshrn_n_u16(add_res, 5) 3220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d27,d4[2] @(iii) 3240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d28,d1,d29 @(ii)32-fract(dup_const_32_fract) 3250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar movle r4,r5 @reload nt 3260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d16},[r10],r11 @(iii)ref_main_idx 3280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q7,d12,d28 @(ii)vmull_u8(ref_main_idx, dup_const_32_fract) 3290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(iv)*pu1_ref[ref_main_idx] 3300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d18},[r0],r3 @(vii) 3320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q7,d13,d29 @(ii)vmull_u8(ref_main_idx_1, dup_const_fract) 3330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d17},[r10] @(iii)ref_main_idx_1 3350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d10,q5,#5 @(i)shift_res = vrshrn_n_u16(add_res, 5) 3360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d25,d4[3] @(iv) 3380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q1,d5,d0 @pos = ((row + 1) * intra_pred_ang) 3390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d22},[r0] @(viii) 3410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d26,d1,d27 @(iii)32-fract(dup_const_32_fract) 3420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d20},[r12],r11 @(iv)ref_main_idx 3440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q9,d16,d26 @(iii)vmull_u8(ref_main_idx, dup_const_32_fract) 3450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl lr,lr,#1 3460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d21},[r12] @(iv)ref_main_idx_1 3480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q9,d17,d27 @(iii)vmull_u8(ref_main_idx_1, dup_const_fract) 3490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r0,r2,r3 3500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d31,d4[4] @(v) 3520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d14,q7,#5 @(ii)shift_res = vrshrn_n_u16(add_res, 5) 3530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(v) 3540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d10},[r2]! @(i) 3560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d24,d1,d25 @(iv)32-fract(dup_const_32_fract) 3570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(v)*pu1_ref[ref_main_idx] 3580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d29,d4[5] @(vi) 3600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q11,d20,d24 @(iv)vmull_u8(ref_main_idx, dup_const_32_fract) 3610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(vi) 3620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d27,d4[6] @(vii) 3640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q11,d21,d25 @(iv)vmull_u8(ref_main_idx_1, dup_const_fract) 3650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(vi) 3660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d25,d4[7] @(viii) 3680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d18,q9,#5 @(iii)shift_res = vrshrn_n_u16(add_res, 5) 3690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(vi)*pu1_ref[ref_main_idx] 3700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d8},[r10],r11 @(v)ref_main_idx 3720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vand q2,q1,q3 @dup_const_fract(fract = pos & (31)) 3730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(vii) 3740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d9},[r10] @(v)ref_main_idx_1 3760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vshrn.u16 d3,q1,#5 @idx = pos >> 5 3770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(vii) 3780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d14},[r0],r3 @(ii) 3800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d22,q11,#5 @(iv)shift_res = vrshrn_n_u16(add_res, 5) 3810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar asr lr,lr,#8 @(viii) 3820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d12},[r12],r11 @(vi)ref_main_idx 3840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d30,d1,d31 @(v)32-fract(dup_const_32_fract) 3850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(vii)*pu1_ref[ref_main_idx] 3860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d13},[r12] @(vi)ref_main_idx_1 3880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q5,d8,d30 @(v)vmull_u8(ref_main_idx, dup_const_32_fract) 3890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(viii) 3900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.u32 lr,d3[0] @(i)extract idx to the r register 3920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q5,d9,d31 @(v)vmull_u8(ref_main_idx_1, dup_const_fract) 3930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r12,r8,r9 @(viii)*pu1_ref[ref_main_idx] 3940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d16},[r10],r11 @(vii)ref_main_idx 3960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d28,d1,d29 @(vi)32-fract(dup_const_32_fract) 3970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 3980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d18},[r0],r3 @(iii) 3990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q7,d12,d28 @(vi)vmull_u8(ref_main_idx, dup_const_32_fract) 4000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar movle r8,r1 @reload the source to pu1_src+2nt 4010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d17},[r10] @(vii)ref_main_idx_1 4030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q7,d13,d29 @(vi)vmull_u8(ref_main_idx_1, dup_const_fract) 4040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addgt r8,r8,#8 @increment the source next set 8 columns in same row 4050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d20},[r12],r11 @(viii)ref_main_idx 4070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d10,q5,#5 @(v)shift_res = vrshrn_n_u16(add_res, 5) 4080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d21},[r12] @(viii)ref_main_idx_1 4100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d26,d1,d27 @(vii)32-fract(dup_const_32_fract) 4110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lslle r12,r3,#3 4120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d22},[r0],r3 @(iv) 4140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q9,d16,d26 @(vii)vmull_u8(ref_main_idx, dup_const_32_fract) 4150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar suble r12,r12,r5 4160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d10},[r0],r3 @(v) 4180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q9,d17,d27 @(vii)vmull_u8(ref_main_idx_1, dup_const_fract) 4190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addle r2,r2,r12 @increment the dst pointer to 8*dst_strd - nt 4200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmovn.i16 d4,q2 4220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d14,q7,#5 @(vi)shift_res = vrshrn_n_u16(add_res, 5) 4230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl lr,lr,#1 4240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r9,lr,#0xff @(i) 4260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar subs r7,r7,#8 4270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,r9 @(i)*pu1_ref[ref_main_idx] 4280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar bne kernel_8_rows 4300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarepilogue: 4320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d14},[r0],r3 @(vi) 4330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d18,q9,#5 @(vii)shift_res = vrshrn_n_u16(add_res, 5) 4340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vsub.u8 d24,d1,d25 @(viii)32-fract(dup_const_32_fract) 4360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q11,d20,d24 @(viii)vmull_u8(ref_main_idx, dup_const_32_fract) 4370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q11,d21,d25 @(viii)vmull_u8(ref_main_idx_1, dup_const_fract) 4380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d18},[r0],r3 @(vii) 4400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d22,q11,#5 @(viii)shift_res = vrshrn_n_u16(add_res, 5) 4410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d22},[r0],r3 @(viii) 4430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar b end_loops 4440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarcore_loop_4: 4460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r8,#2 @pu1_ref_main_idx += (four_nt + 1) 4470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r11,r8,#4 @pu1_ref_main_idx_1 += (four_nt + 2) 4480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r8,#0 4490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r5,r8,#1 @row + 1 4510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mul r5,r5,r9 @pos = ((row + 1) * intra_pred_ang) 4520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r5,r5,#31 @fract = pos & (31) 4530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar cmp lr,r5 @if(fract_prev > fract) 4540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addgt r10,r10,#2 @pu1_ref_main_idx += 2 4550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r11,r10,#2 @pu1_ref_main_idx_1 += 2 4560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d0,r5 @dup_const_fract 4570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar rsb r4,r5,#32 4580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d1,r4 @dup_const_32_fract 4590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@inner_loop_4 4610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d2},[r10] @ref_main_idx 4620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8,r8,#1 4630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov lr,r5 @fract_prev = fract 4640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d3},[r11] @ref_main_idx_1 4660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r5,r8,#1 @row + 1 4670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mul r5,r5,r9 @pos = ((row + 1) * intra_pred_ang) 4680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r5,r5,#31 @fract = pos & (31) 4690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar cmp lr,r5 @if(fract_prev > fract) 4700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addgt r10,r10,#2 @pu1_ref_main_idx += 1 4710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r11,r10,#2 @pu1_ref_main_idx_1 += 1 4720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d6,r5 @dup_const_fract 4740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q2,d2,d1 @vmull_u8(ref_main_idx, dup_const_32_fract) 4750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar rsb r4,r5,#32 4770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d7,r4 @dup_const_32_fract 4780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q2,d3,d0 @vmull_u8(ref_main_idx_1, dup_const_fract) 4790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d8},[r10] @ref_main_idx 4810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8,r8,#1 4820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d9},[r11] @ref_main_idx_1 4840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d4,q2,#5 @shift_res = vrshrn_n_u16(add_res, 5) 4850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov lr,r5 @fract_prev = fract 4870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r5,r8,#1 @row + 1 4880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mul r5,r5,r9 @pos = ((row + 1) * intra_pred_ang) 4890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r5,r5,#31 @fract = pos & (31) 4900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar cmp lr,r5 @if(fract_prev > fract) 4910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addgt r10,r10,#2 @pu1_ref_main_idx += 1 4920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r11,r10,#2 @pu1_ref_main_idx_1 += 1 4930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d12,r5 @dup_const_fract 4950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q5,d8,d7 @vmull_u8(ref_main_idx, dup_const_32_fract) 4960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 4970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar rsb r4,r5,#32 4980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d13,r4 @dup_const_32_fract 4990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q5,d9,d6 @vmull_u8(ref_main_idx_1, dup_const_fract) 5000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d14},[r10] @ref_main_idx 5020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8,r8,#1 5030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d4},[r2],r3 5050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d10,q5,#5 @shift_res = vrshrn_n_u16(add_res, 5) 5060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d15},[r11] @ref_main_idx_1 5080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov lr,r5 @fract_prev = fract 5090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r5,r8,#1 @row + 1 5100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mul r5,r5,r9 @pos = ((row + 1) * intra_pred_ang) 5110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar and r5,r5,#31 @fract = pos & (31) 5120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar cmp lr,r5 @if(fract_prev > fract) 5130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar addgt r10,r10,#2 @pu1_ref_main_idx += 1 5140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r11,r10,#2 @pu1_ref_main_idx_1 += 1 5150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d18,r5 @dup_const_fract 5170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q8,d14,d13 @vmull_u8(ref_main_idx, dup_const_32_fract) 5180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar rsb r4,r5,#32 5200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d19,r4 @dup_const_32_fract 5210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q8,d15,d12 @vmull_u8(ref_main_idx_1, dup_const_fract) 5220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d20},[r10] @ref_main_idx 5240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d10},[r2],r3 5260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d16,q8,#5 @shift_res = vrshrn_n_u16(add_res, 5) 5270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld1.8 {d21},[r11] @ref_main_idx_1 5280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmull.u8 q11,d20,d19 @vmull_u8(ref_main_idx, dup_const_32_fract) 5300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmlal.u8 q11,d21,d18 @vmull_u8(ref_main_idx_1, dup_const_fract) 5310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d16},[r2],r3 5330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vrshrn.i16 d22,q11,#5 @shift_res = vrshrn_n_u16(add_res, 5) 5340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d22},[r2],r3 5360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarend_loops: 5380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldmfd sp!,{r4-r12,r15} @reload the registers from sp 5390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 5420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 543