2013-07-09 23:52:20 +02:00
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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_RODATA
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pw_4: times 8 dw 4
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pw_8: times 8 dw 8
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pw_16: times 8 dw 16
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pw_32: times 8 dw 32
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SECTION .text
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INIT_MMX sse
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cglobal dc_predictor_4x4, 4, 4, 2, dst, stride, above, left
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pxor m1, m1
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movd m0, [aboveq]
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punpckldq m0, [leftq]
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psadbw m0, m1
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paddw m0, [pw_4]
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psraw m0, 3
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pshufw m0, m0, 0x0
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packuswb m0, m0
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movd [dstq ], m0
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movd [dstq+strideq], m0
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lea dstq, [dstq+strideq*2]
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movd [dstq ], m0
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movd [dstq+strideq], m0
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RET
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INIT_MMX sse
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cglobal dc_predictor_8x8, 4, 4, 3, dst, stride, above, left
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pxor m1, m1
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movq m0, [aboveq]
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movq m2, [leftq]
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DEFINE_ARGS dst, stride, stride3
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lea stride3q, [strideq*3]
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psadbw m0, m1
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psadbw m2, m1
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paddw m0, m2
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paddw m0, [pw_8]
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psraw m0, 4
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pshufw m0, m0, 0x0
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packuswb m0, m0
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movq [dstq ], m0
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movq [dstq+strideq ], m0
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movq [dstq+strideq*2], m0
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movq [dstq+stride3q ], m0
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lea dstq, [dstq+strideq*4]
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movq [dstq ], m0
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movq [dstq+strideq ], m0
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movq [dstq+strideq*2], m0
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movq [dstq+stride3q ], m0
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RET
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INIT_XMM sse2
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cglobal dc_predictor_16x16, 4, 4, 3, dst, stride, above, left
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pxor m1, m1
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mova m0, [aboveq]
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mova m2, [leftq]
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DEFINE_ARGS dst, stride, stride3, lines4
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lea stride3q, [strideq*3]
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mov lines4d, 4
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psadbw m0, m1
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psadbw m2, m1
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paddw m0, m2
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movhlps m2, m0
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paddw m0, m2
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paddw m0, [pw_16]
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psraw m0, 5
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pshuflw m0, m0, 0x0
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punpcklqdq m0, m0
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packuswb m0, m0
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.loop:
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mova [dstq ], m0
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mova [dstq+strideq ], m0
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mova [dstq+strideq*2], m0
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mova [dstq+stride3q ], m0
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lea dstq, [dstq+strideq*4]
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dec lines4d
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jnz .loop
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REP_RET
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INIT_XMM sse2
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cglobal dc_predictor_32x32, 4, 4, 5, dst, stride, above, left
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pxor m1, m1
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mova m0, [aboveq]
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mova m2, [aboveq+16]
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mova m3, [leftq]
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mova m4, [leftq+16]
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DEFINE_ARGS dst, stride, stride3, lines4
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lea stride3q, [strideq*3]
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mov lines4d, 8
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psadbw m0, m1
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psadbw m2, m1
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psadbw m3, m1
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psadbw m4, m1
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paddw m0, m2
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paddw m0, m3
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paddw m0, m4
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movhlps m2, m0
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paddw m0, m2
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paddw m0, [pw_32]
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psraw m0, 6
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pshuflw m0, m0, 0x0
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punpcklqdq m0, m0
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packuswb m0, m0
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.loop:
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mova [dstq ], m0
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mova [dstq +16], m0
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mova [dstq+strideq ], m0
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mova [dstq+strideq +16], m0
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mova [dstq+strideq*2 ], m0
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mova [dstq+strideq*2+16], m0
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mova [dstq+stride3q ], m0
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mova [dstq+stride3q +16], m0
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lea dstq, [dstq+strideq*4]
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dec lines4d
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jnz .loop
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REP_RET
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2013-07-09 23:54:20 +02:00
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INIT_MMX sse
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cglobal v_predictor_4x4, 3, 3, 1, dst, stride, above
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movd m0, [aboveq]
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movd [dstq ], m0
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movd [dstq+strideq], m0
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lea dstq, [dstq+strideq*2]
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movd [dstq ], m0
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movd [dstq+strideq], m0
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RET
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INIT_MMX sse
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cglobal v_predictor_8x8, 3, 3, 1, dst, stride, above
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movq m0, [aboveq]
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DEFINE_ARGS dst, stride, stride3
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lea stride3q, [strideq*3]
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movq [dstq ], m0
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movq [dstq+strideq ], m0
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movq [dstq+strideq*2], m0
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movq [dstq+stride3q ], m0
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lea dstq, [dstq+strideq*4]
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movq [dstq ], m0
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movq [dstq+strideq ], m0
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movq [dstq+strideq*2], m0
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movq [dstq+stride3q ], m0
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RET
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INIT_XMM sse2
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cglobal v_predictor_16x16, 3, 4, 1, dst, stride, above
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mova m0, [aboveq]
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DEFINE_ARGS dst, stride, stride3, nlines4
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lea stride3q, [strideq*3]
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mov nlines4d, 4
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.loop:
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mova [dstq ], m0
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mova [dstq+strideq ], m0
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mova [dstq+strideq*2], m0
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mova [dstq+stride3q ], m0
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lea dstq, [dstq+strideq*4]
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dec nlines4d
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jnz .loop
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REP_RET
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INIT_XMM sse2
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cglobal v_predictor_32x32, 3, 4, 2, dst, stride, above
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mova m0, [aboveq]
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mova m1, [aboveq+16]
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DEFINE_ARGS dst, stride, stride3, nlines4
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lea stride3q, [strideq*3]
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mov nlines4d, 8
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.loop:
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mova [dstq ], m0
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mova [dstq +16], m1
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mova [dstq+strideq ], m0
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mova [dstq+strideq +16], m1
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mova [dstq+strideq*2 ], m0
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mova [dstq+strideq*2+16], m1
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mova [dstq+stride3q ], m0
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mova [dstq+stride3q +16], m1
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lea dstq, [dstq+strideq*4]
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dec nlines4d
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jnz .loop
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REP_RET
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