88 lines
2.5 KiB
NASM
88 lines
2.5 KiB
NASM
;
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; Copyright (c) 2010 The WebM project authors. All Rights Reserved.
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;
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; Use of this source code is governed by a BSD-style license
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; that can be found in the LICENSE file in the root of the source
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; tree. An additional intellectual property rights grant can be found
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; in the file PATENTS. All contributing project authors may
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; be found in the AUTHORS file in the root of the source tree.
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;
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%include "third_party/x86inc/x86inc.asm"
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SECTION .text
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INIT_MMX ssse3
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cglobal h_predictor_4x4, 2, 4, 3, dst, stride, line, left
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movifnidn leftq, leftmp
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add leftq, 4
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mov lineq, -2
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pxor m0, m0
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.loop:
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movd m1, [leftq+lineq*2 ]
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movd m2, [leftq+lineq*2+1]
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pshufb m1, m0
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pshufb m2, m0
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movd [dstq ], m1
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movd [dstq+strideq], m2
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lea dstq, [dstq+strideq*2]
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inc lineq
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jnz .loop
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REP_RET
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INIT_MMX ssse3
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cglobal h_predictor_8x8, 2, 4, 3, dst, stride, line, left
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movifnidn leftq, leftmp
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add leftq, 8
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mov lineq, -4
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pxor m0, m0
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.loop:
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movd m1, [leftq+lineq*2 ]
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movd m2, [leftq+lineq*2+1]
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pshufb m1, m0
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pshufb m2, m0
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movq [dstq ], m1
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movq [dstq+strideq], m2
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lea dstq, [dstq+strideq*2]
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inc lineq
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jnz .loop
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REP_RET
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INIT_XMM ssse3
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cglobal h_predictor_16x16, 2, 4, 3, dst, stride, line, left
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movifnidn leftq, leftmp
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add leftq, 16
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mov lineq, -8
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pxor m0, m0
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.loop:
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movd m1, [leftq+lineq*2 ]
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movd m2, [leftq+lineq*2+1]
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pshufb m1, m0
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pshufb m2, m0
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mova [dstq ], m1
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mova [dstq+strideq], m2
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lea dstq, [dstq+strideq*2]
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inc lineq
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jnz .loop
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REP_RET
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INIT_XMM ssse3
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cglobal h_predictor_32x32, 2, 4, 3, dst, stride, line, left
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movifnidn leftq, leftmp
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add leftq, 32
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mov lineq, -16
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pxor m0, m0
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.loop:
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movd m1, [leftq+lineq*2 ]
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movd m2, [leftq+lineq*2+1]
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pshufb m1, m0
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pshufb m2, m0
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mova [dstq ], m1
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mova [dstq +16], m1
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mova [dstq+strideq ], m2
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mova [dstq+strideq+16], m2
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lea dstq, [dstq+strideq*2]
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inc lineq
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jnz .loop
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REP_RET
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