| /* |
| * (c) Copyright 2007-2008 ARM Limited. All Rights Reserved. |
| * |
| */ |
| |
| .eabi_attribute 24, 1 |
| .eabi_attribute 25, 1 |
| |
| .arm |
| .fpu neon |
| .text |
| |
| .global armVCM4P10_UnpackBlock4x4 |
| .func armVCM4P10_UnpackBlock4x4 |
| armVCM4P10_UnpackBlock4x4: |
| PUSH {r4-r8,lr} |
| LDR r2,[r0,#0] |
| MOV r7,#0x1f |
| MOV r4,#0 |
| MOV r5,#0 |
| LDRB r3,[r2],#1 |
| STRD r4,r5,[r1,#0] |
| STRD r4,r5,[r1,#8] |
| STRD r4,r5,[r1,#0x10] |
| STRD r4,r5,[r1,#0x18] |
| unpackLoop: |
| TST r3,#0x10 |
| LDRNESB r5,[r2,#1] |
| LDRNEB r4,[r2],#2 |
| AND r6,r7,r3,LSL #1 |
| LDREQSB r4,[r2],#1 |
| ORRNE r4,r4,r5,LSL #8 |
| TST r3,#0x20 |
| LDREQB r3,[r2],#1 |
| STRH r4,[r1,r6] |
| BEQ unpackLoop |
| STR r2,[r0,#0] |
| POP {r4-r8,pc} |
| .endfunc |
| .end |
