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_dc_neon.s 220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @brief 240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* contains function definitions for intra prediction dc filtering. 250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* functions are coded using neon intrinsics and can be compiled using 260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* rvct 280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @author 300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* yogeswaran rs 310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @par list of functions: 330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @remarks 360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* none 370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@******************************************************************************* 390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@*/ 400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@/** 410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@******************************************************************************* 420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @brief 440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* luma intraprediction filter for dc input 450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @par description: 470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] pu1_ref 490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* uword8 pointer to the source 500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[out] pu1_dst 520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* uword8 pointer to the destination 530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] src_strd 550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* integer source stride 560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] dst_strd 580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* integer destination stride 590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] pi1_coeff 610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* word8 pointer to the planar coefficients 620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] nt 640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* size of tranform block 650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @param[in] mode 670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* type of filtering 680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @returns 700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* @remarks 720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* none 730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@* 740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@******************************************************************************* 750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@*/ 760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@void ihevc_intra_pred_chroma_dc(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@**************variables vs registers***************************************** 850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@r0 => *pu1_ref 860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@r1 => src_strd 870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@r2 => *pu1_dst 880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@r3 => dst_strd 890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@stack contents from #40 910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ nt 920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ mode 930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar@ pi1_coeff 940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.text 960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.align 4 970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.globl ihevc_intra_pred_chroma_dc_a9q 1020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar.type ihevc_intra_pred_chroma_dc_a9q, %function 1040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarihevc_intra_pred_chroma_dc_a9q: 1060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar stmfd sp!, {r4-r12, r14} @stack stores the values of the arguments 1080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldr r4,[sp,#40] @loads nt 1100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r9, #0 1110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov d17, r9, r9 1120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar clz r5, r4 @counts leading zeros 1140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r6, r0, r4,lsl #1 @&src[2nt] 1160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov d18, r9, r9 1170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar rsb r5, r5, #32 @log2nt 1180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r7, r0, r4, lsl #2 @&src[4nt] 1190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar mov r12,r5 1200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8, r7, #2 @&src[4nt+2] 1210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar cmp r4, #4 1230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar beq dc_4 @nt=4 loop 1240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakaradd_loop: 1270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld2.s8 {d30,d31}, [r6]! @load from src[nt] 1280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl r10,r4,#1 @2nt 1290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d2, d30 1310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar subs r10, #0x10 1320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld2.s8 {d26,d27}, [r8]! @load from src[2nt+1] 1340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d3, d31 1360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d2, d2 1370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d3, d3 1380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d17, d2 1400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d18, d3 1420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d2, d26 1440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d3, d27 1450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d2, d2 1470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d3, d3 1480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d17, d2 1500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d18, d3 1510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar beq epil_add_loop 1530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarcore_loop_add: 1550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld2.s8 {d30,d31}, [r6]! @load from src[nt] 1560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d28, d30 1570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d3, d31 1580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld2.s8 {d26,d27}, [r8]! @load from src[2nt+1] 1600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d3, d3 1620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d29, d28 1630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d18, d3 1650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d17, d29 1660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d3, d27 1680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d28, d26 1690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d3, d3 1710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d29, d28 1720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d18, d3 1740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d17, d29 1750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarepil_add_loop: 1780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.32 r1,d18[0] 1800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.32 r11,d17[0] 1810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r1,r1,r4 1830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r11,r11,r4 1840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsr r1,r1,r12 1860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsr r11,r11,r12 1870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d17,r1 1890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.8 d16,r11 1900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarprologue_cpy_32: 1920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 1930d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r5, r2, r3 1940d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar subs r9, r4, #8 1950d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsl r6, r3, #2 1960d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar moveq r11,r6 1970d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r8, r5, r3 1980d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10, r8, r3 1990d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2000d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar beq epilogue_copy 2010d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2020d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2]! 2030d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r6, r6, #0xfffffff0 2040d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2050d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5]! 2060d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8]! 2070d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar movne r11,#16 2080d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10]! 2090d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2100d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2110d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2], r6 2120d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5], r6 2130d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8], r6 2140d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10], r6 2150d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2160d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarkernel_copy: 2170d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2]! 2180d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5]! 2190d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8]! 2200d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10]! 2210d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2220d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2], r6 2230d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5], r6 2240d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8], r6 2250d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10], r6 2260d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2270d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2]! 2280d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5]! 2290d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8]! 2300d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10]! 2310d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2320d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2], r6 2330d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5], r6 2340d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8], r6 2350d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10], r6 2360d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2370d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarepilogue_copy: 2380d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2],r11 2390d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5],r11 2400d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8],r11 2410d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10],r11 2420d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2430d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r2] 2440d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r5] 2450d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r8] 2460d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst2.8 {d16,d17}, [r10] 2470d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar b end_func 2480d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2490d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakardc_4: 2500d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld2.s8 {d30,d31},[r6] @load from src[nt] 2510d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vshl.i64 d3,d30,#32 2520d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2530d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vld2.s8 {d26,d27},[r8] @load from src[2nt+1] 2540d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vshl.i64 d2,d31,#32 2550d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2560d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d3,d3 2570d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d2,d2 2580d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d3,d3 2590d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d2,d2 2600d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d17,d3 2610d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d18,d2 2620d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2630d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vshl.i64 d3,d26,#32 2640d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vshl.i64 d2,d27,#32 2650d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d3,d3 2660d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u8 d2,d2 2670d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d3,d3 2680d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpaddl.u16 d2,d2 2690d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d17,d3 2700d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vpadal.u32 d18,d2 2710d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2720d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.32 r10,d17[0] 2730d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vmov.32 r11,d18[0] 2740d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2750d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r10,r10,r4 2760d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar add r11,r11,r4 2770d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsr r10,r10,r12 2780d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar lsr r11,r11,r12 2790d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar orr r10,r10,r11,lsl #8 2800d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vdup.16 d0,r10 2810d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2820d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d0},[r2],r3 2830d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d0},[r2],r3 2840d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d0},[r2],r3 2850d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar vst1.8 {d0},[r2] 2860d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2870d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakarend_func: 2880d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar ldmfd sp!,{r4-r12,r15} @reload the registers from sp 2890d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2900d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2910d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 2920d8951cef4b1a1dbf4ff5ba3e8796cf1d4503098Harish Mahendrakar 293