band_nrg_v5.s revision e2e838afcf03e603a41a0455846eaf9614537c16
1e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@/* 2e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** Copyright 2003-2010, VisualOn, Inc. 3e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** 4e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** Licensed under the Apache License, Version 2.0 (the "License"); 5e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** you may not use this file except in compliance with the License. 6e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** You may obtain a copy of the License at 7e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** 8e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** http://www.apache.org/licenses/LICENSE-2.0 9e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** 10e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** Unless required by applicable law or agreed to in writing, software 11e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** distributed under the License is distributed on an "AS IS" BASIS, 12e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** See the License for the specific language governing permissions and 14e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ ** limitations under the License. 15e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ */ 16e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 17e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 18e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ File: band_nrg_v5.s 19e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ 20e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ Content: CalcBandEnergy and CalcBandEnergyMS function armv5 assemble 21e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@ 22e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@@ 23e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 24e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard .section .text 25e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 26e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard .global CalcBandEnergy 27e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 28e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardCalcBandEnergy: 29e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard stmdb sp!, {r4 - r11, lr} 30e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 31e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r2, r2, lsl #16 32e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r12, [r13, #36] 33e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r9, #0 34e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r5, r2, asr #16 35e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r4, #0 36e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r5, #0 37e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ble L212 38e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 39e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL22: 40e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r2, r4, lsl #1 41e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldrsh r10, [r1, r2] 42e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r11, r1, r2 43e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldrsh r2, [r11, #2] 44e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r14, #0 45e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r10, r2 46e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard bge L28 47e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 48e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL23: 49e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r11, [r0, +r10, lsl #2] 50e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 51e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r6, [r0, +r10, lsl #2] 52e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r11, r7, r11, r11 53e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 54e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r6, r8, r6, r6 55e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r11, [r0, +r10, lsl #2] 56e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r14, r14, r7 57e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 58e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r11, r7, r11, r11 59e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r6, [r0, +r10, lsl #2] 60e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r14, r14, r8 61e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r6, r8, r6, r6 62e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 63e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r14, r14, r7 64e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r10, r2 65e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r14, r14, r8 66e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard blt L23 67e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 68e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL28: 69e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r14, r14, r14 70e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r14, [r3, +r4, lsl #2] 71e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r4, r4, #1 72e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r9, r9, r14 73e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r4, r5 74e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 75e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard blt L22 76e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 77e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL212: 78e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r9, [r12, #0] 79e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldmia sp!, {r4 - r11, pc} 80e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 81e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard @ENDP ; |CalcBandEnergy| 82e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 83e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard .global CalcBandEnergyMS 84e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 85e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardCalcBandEnergyMS: 86e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard stmdb sp!, {r4 - r11, lr} 87e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard sub r13, r13, #24 88e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 89e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r12, #0 90e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r3, r3, lsl #16 91e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r14, #0 92e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r3, r3, asr #16 93e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r3, #0 94e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r4, #0 95e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ble L315 96e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 97e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL32: 98e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r5, r4, lsl #1 99e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r6, #0 100e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldrsh r10, [r2, r5] 101e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r5, r2, r5 102e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r7, #0 103e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldrsh r11, [r5, #2] 104e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r10, r11 105e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard bge L39 106e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 107e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r3, [r13, #4] 108e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r4, [r13, #8] 109e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r12, [r13, #12] 110e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r14, [r13, #16] 111e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 112e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL33: 113e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r8, [r0, +r10, lsl #2] 114e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r9, [r1, +r10, lsl #2] 115e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r8, r8, asr #1 116e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 117e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r9, r9, asr #1 118e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 119e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r12, [r0, +r10, lsl #2] 120e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r5, r8, r9 121e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r14, [r1, +r10, lsl #2] 122e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard sub r8, r8, r9 123e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 124e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r5, r3, r5, r5 125e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r12, r12, asr #1 126e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r8, r4, r8, r8 127e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r14, r14, asr #1 128e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 129e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r6, r6, r3 130e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r5, r12, r14 131e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r7, r7, r4 132e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard sub r8, r12, r14 133e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 134e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r5, r3, r5, r5 135e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 136e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r8, r4, r8, r8 137e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 138e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r6, r6, r3 139e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r7, r7, r4 140e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 141e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r8, [r0, +r10, lsl #2] 142e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r9, [r1, +r10, lsl #2] 143e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r8, r8, asr #1 144e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 145e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r9, r9, asr #1 146e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 147e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r12, [r0, +r10, lsl #2] 148e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r5, r8, r9 149e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r14, [r1, +r10, lsl #2] 150e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard sub r8, r8, r9 151e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 152e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r5, r3, r5, r5 153e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r12, r12, asr #1 154e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r8, r4, r8, r8 155e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard mov r14, r14, asr #1 156e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 157e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r6, r6, r3 158e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r5, r12, r14 159e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r7, r7, r4 160e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard sub r8, r12, r14 161e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 162e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r5, r3, r5, r5 163e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r10, r10, #1 164e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard smull r8, r4, r8, r8 165e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 166e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r6, r6, r3 167e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r7, r7, r4 168e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 169e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r10, r11 170e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 171e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard blt L33 172e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 173e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r3, [r13, #4] 174e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r4, [r13, #8] 175e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r12, [r13, #12] 176e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r14, [r13, #16] 177e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL39: 178e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r6, r6, r6 179e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r7, r7, r7 180e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 181e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r8, [r13, #60] 182e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r9, [r13, #68] 183e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 184e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r12, r12, r6 185e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard qadd r14, r14, r7 186e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 187e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r6, [r8, +r4, lsl #2] 188e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r7, [r9, +r4, lsl #2] 189e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 190e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r4, r4, #1 191e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard cmp r4, r3 192e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard blt L32 193e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 194e2e838afcf03e603a41a0455846eaf9614537c16Mans RullgardL315: 195e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r8, [r13, #64] 196e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldr r9, [r13, #72] 197e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r12, [r8, #0] 198e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard str r14, [r9, #0] 199e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 200e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard add r13, r13, #24 201e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard ldmia sp!, {r4 - r11, pc} 202e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard @ENDP ; |CalcBandEnergyMS| 203e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard 204e2e838afcf03e603a41a0455846eaf9614537c16Mans Rullgard .end 205