1/* 2 * Copyright (C) 2007-2008 ARM Limited 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 * 16 */ 17/* 18 * 19 */ 20 21 .eabi_attribute 24, 1 22 .eabi_attribute 25, 1 23 24 .arm 25 .fpu neon 26 .text 27 .align 4 28 29armVCM4P10_pIndexTable8x8: 30 .word OMX_VC_CHROMA_DC-(P0+8), OMX_VC_CHROMA_HOR-(P0+8) 31 .word OMX_VC_CHROMA_VERT-(P0+8), OMX_VC_CHROMA_PLANE-(P0+8) 32 33armVCM4P10_MultiplierTableChroma8x8: 34 .hword 3, 2, 1,4 35 .hword -3,-2,-1,0 36 .hword 1, 2, 3,4 37 38 .global omxVCM4P10_PredictIntraChroma_8x8 39omxVCM4P10_PredictIntraChroma_8x8: 40 PUSH {r4-r10,lr} 41 VPUSH {d8-d15} 42 ADR r8, armVCM4P10_pIndexTable8x8 43 LDR r6,[sp,#0x68] 44 LDR r4,[sp,#0x60] 45 LDR r5,[sp,#0x64] 46 LDR r7,[sp,#0x6c] 47 LDR r8,[r8,r6,LSL #2] 48P0: ADD pc,r8 49 50OMX_VC_CHROMA_DC: 51 TST r7,#2 52 BEQ L0xe8 53 ADD r9,r0,r4 54 ADD r10,r4,r4 55 VLD1.8 {d1[0]},[r0],r10 56 VLD1.8 {d1[1]},[r9],r10 57 VLD1.8 {d1[2]},[r0],r10 58 VLD1.8 {d1[3]},[r9],r10 59 VLD1.8 {d1[4]},[r0],r10 60 VLD1.8 {d1[5]},[r9],r10 61 VLD1.8 {d1[6]},[r0],r10 62 VLD1.8 {d1[7]},[r9] 63 TST r7,#1 64 BEQ L0xcc 65 VLD1.8 {d0},[r1] 66 MOV r0,#0 67 VPADDL.U8 d2,d0 68 VPADDL.U16 d3,d2 69 VPADDL.U8 d2,d1 70 VPADDL.U16 d1,d2 71 VADD.I32 d2,d3,d1 72 VRSHR.U32 d2,d2,#3 73 VRSHR.U32 d3,d3,#2 74 VRSHR.U32 d1,d1,#2 75 VMOV.I8 d5,#0xc 76 VMOV.I8 d6,#0x4 77 VSHL.I64 d5,d5,#32 78 VSHR.U64 d6,d6,#32 79 VADD.I8 d6,d6,d5 80 VTBL.8 d0,{d2-d3},d5 81 VTBL.8 d4,{d1-d2},d6 82L0x9c: 83 ADD r9,r3,r5 84 ADD r10,r5,r5 85 VST1.8 {d0},[r3],r10 86 VST1.8 {d0},[r9],r10 87 VST1.8 {d0},[r3],r10 88 VST1.8 {d0},[r9],r10 89 VST1.8 {d4},[r3],r10 90 VST1.8 {d4},[r9],r10 91 VST1.8 {d4},[r3],r10 92 VST1.8 {d4},[r9] 93 VPOP {d8-d15} 94 POP {r4-r10,pc} 95L0xcc: 96 MOV r0,#0 97 VPADDL.U8 d2,d1 98 VPADDL.U16 d1,d2 99 VRSHR.U32 d1,d1,#2 100 VDUP.8 d0,d1[0] 101 VDUP.8 d4,d1[4] 102 B L0x9c 103L0xe8: 104 TST r7,#1 105 BEQ L0x114 106 VLD1.8 {d0},[r1] 107 MOV r0,#0 108 VPADDL.U8 d2,d0 109 VPADDL.U16 d3,d2 110 VRSHR.U32 d3,d3,#2 111 VMOV.I8 d5,#0x4 112 VSHL.I64 d5,d5,#32 113 VTBL.8 d0,{d3},d5 114 B L0x11c 115L0x114: 116 VMOV.I8 d0,#0x80 117 MOV r0,#0 118L0x11c: 119 ADD r9,r3,r5 120 ADD r10,r5,r5 121 VST1.8 {d0},[r3],r10 122 VST1.8 {d0},[r9],r10 123 VST1.8 {d0},[r3],r10 124 VST1.8 {d0},[r9],r10 125 VST1.8 {d0},[r3],r10 126 VST1.8 {d0},[r9],r10 127 VST1.8 {d0},[r3],r10 128 VST1.8 {d0},[r9] 129 VPOP {d8-d15} 130 POP {r4-r10,pc} 131OMX_VC_CHROMA_VERT: 132 VLD1.8 {d0},[r1] 133 MOV r0,#0 134 B L0x11c 135OMX_VC_CHROMA_HOR: 136 ADD r9,r0,r4 137 ADD r10,r4,r4 138 VLD1.8 {d0[]},[r0],r10 139 VLD1.8 {d1[]},[r9],r10 140 VLD1.8 {d2[]},[r0],r10 141 VLD1.8 {d3[]},[r9],r10 142 VLD1.8 {d4[]},[r0],r10 143 VLD1.8 {d5[]},[r9],r10 144 VLD1.8 {d6[]},[r0],r10 145 VLD1.8 {d7[]},[r9] 146 B L0x28c 147OMX_VC_CHROMA_PLANE: 148 ADD r9,r0,r4 149 ADD r10,r4,r4 150 VLD1.8 {d0},[r1] 151 VLD1.8 {d2[0]},[r2] 152 VLD1.8 {d1[0]},[r0],r10 153 VLD1.8 {d1[1]},[r9],r10 154 VLD1.8 {d1[2]},[r0],r10 155 VLD1.8 {d1[3]},[r9],r10 156 VLD1.8 {d1[4]},[r0],r10 157 VLD1.8 {d1[5]},[r9],r10 158 VLD1.8 {d1[6]},[r0],r10 159 VLD1.8 {d1[7]},[r9] 160 VREV64.8 d3,d0 161 VSUBL.U8 q3,d3,d2 162 VSHR.U64 d3,d3,#8 163 VSUBL.U8 q2,d3,d0 164 VREV64.8 d3,d1 165 VSUBL.U8 q7,d3,d2 166 VSHR.U64 d3,d3,#8 167 VSUBL.U8 q6,d3,d1 168 ADR r2, armVCM4P10_MultiplierTableChroma8x8 169 VSHL.I64 d4,d4,#16 170 VEXT.8 d9,d4,d6,#2 171 VLD1.16 {d10},[r2]! 172 VSHL.I64 d12,d12,#16 173 VEXT.8 d16,d12,d14,#2 174 VMUL.I16 d11,d9,d10 175 VMUL.I16 d3,d16,d10 176 VPADD.I16 d3,d11,d3 177 VPADDL.S16 d3,d3 178 VSHL.I32 d2,d3,#4 179 VADD.I32 d3,d3,d2 180 VLD1.16 {d10,d11},[r2] 181 VRSHR.S32 d3,d3,#5 182 VADDL.U8 q0,d0,d1 183 VDUP.16 q0,d1[3] 184 VSHL.I16 q0,q0,#4 185 VDUP.16 q2,d3[0] 186 VDUP.16 q3,d3[2] 187 VMUL.I16 q2,q2,q5 188 VMUL.I16 q3,q3,q5 189 VADD.I16 q2,q2,q0 190 VDUP.16 q0,d6[0] 191 VDUP.16 q1,d6[1] 192 VDUP.16 q4,d6[2] 193 VDUP.16 q5,d6[3] 194 VDUP.16 q6,d7[0] 195 VDUP.16 q7,d7[1] 196 VDUP.16 q8,d7[2] 197 VDUP.16 q9,d7[3] 198 VADD.I16 q0,q2,q0 199 VADD.I16 q1,q2,q1 200 VADD.I16 q4,q2,q4 201 VADD.I16 q5,q2,q5 202 VADD.I16 q6,q2,q6 203 VADD.I16 q7,q2,q7 204 VADD.I16 q8,q2,q8 205 VADD.I16 q9,q2,q9 206 VQRSHRUN.S16 d0,q0,#5 207 VQRSHRUN.S16 d1,q1,#5 208 VQRSHRUN.S16 d2,q4,#5 209 VQRSHRUN.S16 d3,q5,#5 210 VQRSHRUN.S16 d4,q6,#5 211 VQRSHRUN.S16 d5,q7,#5 212 VQRSHRUN.S16 d6,q8,#5 213 VQRSHRUN.S16 d7,q9,#5 214L0x28c: 215 ADD r9,r3,r5 216 ADD r10,r5,r5 217 VST1.8 {d0},[r3],r10 218 VST1.8 {d1},[r9],r10 219 VST1.8 {d2},[r3],r10 220 VST1.8 {d3},[r9],r10 221 VST1.8 {d4},[r3],r10 222 VST1.8 {d5},[r9],r10 223 VST1.8 {d6},[r3],r10 224 VST1.8 {d7},[r9] 225 MOV r0,#0 226 VPOP {d8-d15} 227 POP {r4-r10,pc} 228 229 .end 230 231