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;
; Copyright (C) 2009 The Android Open Source Project
;
; Licensed under the Apache License, Version 2.0 (the "License");
; you may not use this file except in compliance with the License.
; You may obtain a copy of the License at
;
; http://www.apache.org/licenses/LICENSE-2.0
;
; Unless required by applicable law or agreed to in writing, software
; distributed under the License is distributed on an "AS IS" BASIS,
; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
; See the License for the specific language governing permissions and
; limitations under the License.
;
REQUIRE8
PRESERVE8
AREA |.text|, CODE
EXPORT h264bsdClearMbLayer
; Input / output registers
pMbLayer RN 0
size RN 1
pTmp RN 2
step RN 3
; -- NEON registers --
qZero QN Q0.U8
;/*------------------------------------------------------------------------------
;
; Function: h264bsdClearMbLayer
;
; Functional description:
;
; Inputs:
;
; Outputs:
;
; Returns:
;
;------------------------------------------------------------------------------*/
h264bsdClearMbLayer
VMOV qZero, #0
ADD pTmp, pMbLayer, #16
MOV step, #32
SUBS size, size, #64
loop
VST1 qZero, [pMbLayer], step
SUBS size, size, #64
VST1 qZero, [pTmp], step
VST1 qZero, [pMbLayer], step
VST1 qZero, [pTmp], step
BCS loop
BX lr
END
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