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 28 .global armVCM4P10_InterpolateLuma_HorDiagCopy_unsafe 29 .func armVCM4P10_InterpolateLuma_HorDiagCopy_unsafe 30 armVCM4P10_InterpolateLuma_HorDiagCopy_unsafe: 31 PUSH {r4-r6,lr} 32 MOV lr,#4 33 LDR r6, =0xfe00fe0 34 LDR r12, =0xff00ff 35 LoopStart1: 36 LDR r11,[r0,#0xc] 37 LDR r10,[r0,#8] 38 LDR r5,[r0,#4] 39 LDR r4,[r0],r1 40 UQSUB16 r11,r11,r6 41 UQSUB16 r10,r10,r6 42 UQSUB16 r5,r5,r6 43 UQSUB16 r4,r4,r6 44 USAT16 r11,#13,r11 45 USAT16 r10,#13,r10 46 USAT16 r5,#13,r5 47 USAT16 r4,#13,r4 48 AND r11,r12,r11,LSR #5 49 AND r10,r12,r10,LSR #5 50 AND r5,r12,r5,LSR #5 51 AND r4,r12,r4,LSR #5 52 ORR r11,r10,r11,LSL #8 53 ORR r10,r4,r5,LSL #8 54 SUBS lr,lr,#1 55 STRD r10,r11,[r7],#8 56 BGT LoopStart1 57 SUB r0,r7,#0x20 58 MOV r1,#8 59 POP {r4-r6,pc} 60 .endfunc 61 62 .global armVCM4P10_InterpolateLuma_VerDiagCopy_unsafe 63 .func armVCM4P10_InterpolateLuma_VerDiagCopy_unsafe 64 armVCM4P10_InterpolateLuma_VerDiagCopy_unsafe: 65 PUSH {r4-r6,lr} 66 LDR r6, =0xfe00fe0 67 LDR r12, =0xff00ff 68 MOV lr,#2 69 LoopStart: 70 LDR r11,[r0,#0xc] 71 LDR r10,[r0,#8] 72 LDR r5,[r0,#4] 73 LDR r4,[r0],r1 74 UQSUB16 r11,r11,r6 75 UQSUB16 r10,r10,r6 76 UQSUB16 r5,r5,r6 77 UQSUB16 r4,r4,r6 78 USAT16 r11,#13,r11 79 USAT16 r10,#13,r10 80 USAT16 r5,#13,r5 81 USAT16 r4,#13,r4 82 AND r11,r12,r11,LSR #5 83 AND r10,r12,r10,LSR #5 84 AND r5,r12,r5,LSR #5 85 AND r4,r12,r4,LSR #5 86 ORR r11,r10,r11,LSL #8 87 ORR r10,r4,r5,LSL #8 88 PKHBT r4,r10,r11,LSL #16 89 STR r4,[r7],#8 90 PKHTB r5,r11,r10,ASR #16 91 STR r5,[r7],#-4 92 LDR r11,[r0,#0xc] 93 LDR r10,[r0,#8] 94 LDR r5,[r0,#4] 95 LDR r4,[r0],r1 96 UQSUB16 r11,r11,r6 97 UQSUB16 r10,r10,r6 98 UQSUB16 r5,r5,r6 99 UQSUB16 r4,r4,r6 100 USAT16 r11,#13,r11 101 USAT16 r10,#13,r10 102 USAT16 r5,#13,r5 103 USAT16 r4,#13,r4 104 AND r11,r12,r11,LSR #5 105 AND r10,r12,r10,LSR #5 106 AND r5,r12,r5,LSR #5 107 AND r4,r12,r4,LSR #5 108 ORR r11,r10,r11,LSL #8 109 ORR r10,r4,r5,LSL #8 110 PKHBT r4,r10,r11,LSL #16 111 SUBS lr,lr,#1 112 STR r4,[r7],#8 113 PKHTB r5,r11,r10,ASR #16 114 STR r5,[r7],#4 115 BGT LoopStart 116 SUB r0,r7,#0x18 117 MOV r1,#4 118 POP {r4-r6,pc} 119 .endfunc 120 121 .end 122 123
